🌐 Sync Translations + Update README Progress Table (#3311)

### Description of Changes

This Pull Request was automatically generated to synchronize updates to
translation files and documentation. Below are the details of the
changes made:

#### **1. Synchronization of Translation Files**
- Updated translation files (`messages_*.properties`) to reflect changes
in the reference file `messages_en_GB.properties`.
- Ensured consistency and synchronization across all supported language
files.
- Highlighted any missing or incomplete translations.

#### **2. Update README.md**
- Generated the translation progress table in `README.md`.
- Added a summary of the current translation status for all supported
languages.
- Included up-to-date statistics on translation coverage.

#### **Why these changes are necessary**
- Keeps translation files aligned with the latest reference updates.
- Ensures the documentation reflects the current translation progress.

---

Auto-generated by [create-pull-request][1].

[1]: https://github.com/peter-evans/create-pull-request

Co-authored-by: stirlingbot[bot] <195170888+stirlingbot[bot]@users.noreply.github.com>

README.md

@@ -118,39 +118,39 @@ Stirling-PDF currently supports 39 languages!
 | -------------------------------------------- | -------------------------------------- |
 | Arabic (العربية) (ar_AR)                        | ![84%](https://geps.dev/progress/84)   |
 | Azerbaijani (Azərbaycan Dili) (az_AZ)        | ![83%](https://geps.dev/progress/83)   |
-| Basque (Euskara) (eu_ES)                     | ![49%](https://geps.dev/progress/49)   |
+| Basque (Euskara) (eu_ES)                     | ![48%](https://geps.dev/progress/48)   |
-| Bulgarian (Български) (bg_BG)                | ![94%](https://geps.dev/progress/94)   |
+| Bulgarian (Български) (bg_BG)                | ![93%](https://geps.dev/progress/93)   |
-| Catalan (Català) (ca_CA)                     | ![91%](https://geps.dev/progress/91)   |
+| Catalan (Català) (ca_CA)                     | ![90%](https://geps.dev/progress/90)   |
-| Croatian (Hrvatski) (hr_HR)                  | ![82%](https://geps.dev/progress/82)   |
+| Croatian (Hrvatski) (hr_HR)                  | ![81%](https://geps.dev/progress/81)   |
 | Czech (Česky) (cs_CZ)                        | ![92%](https://geps.dev/progress/92)   |
-| Danish (Dansk) (da_DK)                       | ![81%](https://geps.dev/progress/81)   |
+| Danish (Dansk) (da_DK)                       | ![80%](https://geps.dev/progress/80)   |
 | Dutch (Nederlands) (nl_NL)                   | ![80%](https://geps.dev/progress/80)   |
 | English (English) (en_GB)                    | ![100%](https://geps.dev/progress/100) |
 | English (US) (en_US)                         | ![100%](https://geps.dev/progress/100) |
-| French (Français) (fr_FR)                    | ![93%](https://geps.dev/progress/93)   |
+| French (Français) (fr_FR)                    | ![92%](https://geps.dev/progress/92)   |
 | German (Deutsch) (de_DE)                     | ![95%](https://geps.dev/progress/95)   |
 | Greek (Ελληνικά) (el_GR)                     | ![92%](https://geps.dev/progress/92)   |
 | Hindi (हिंदी) (hi_IN)                          | ![92%](https://geps.dev/progress/92)   |
-| Hungarian (Magyar) (hu_HU)                   | ![90%](https://geps.dev/progress/90)   |
+| Hungarian (Magyar) (hu_HU)                   | ![89%](https://geps.dev/progress/89)   |
 | Indonesian (Bahasa Indonesia) (id_ID)        | ![81%](https://geps.dev/progress/81)   |
 | Irish (Gaeilge) (ga_IE)                      | ![92%](https://geps.dev/progress/92)   |
 | Italian (Italiano) (it_IT)                   | ![97%](https://geps.dev/progress/97)   |
 | Japanese (日本語) (ja_JP)                    | ![89%](https://geps.dev/progress/89)   |
 | Korean (한국어) (ko_KR)                      | ![93%](https://geps.dev/progress/93)   |
 | Norwegian (Norsk) (no_NB)                    | ![87%](https://geps.dev/progress/87)   |
-| Persian (فارسی) (fa_IR)                      | ![89%](https://geps.dev/progress/89)   |
+| Persian (فارسی) (fa_IR)                      | ![88%](https://geps.dev/progress/88)   |
 | Polish (Polski) (pl_PL)                      | ![96%](https://geps.dev/progress/96)   |
-| Portuguese (Português) (pt_PT)               | ![92%](https://geps.dev/progress/92)   |
+| Portuguese (Português) (pt_PT)               | ![91%](https://geps.dev/progress/91)   |
 | Portuguese Brazilian (Português) (pt_BR)     | ![94%](https://geps.dev/progress/94)   |
 | Romanian (Română) (ro_RO)                    | ![76%](https://geps.dev/progress/76)   |
 | Russian (Русский) (ru_RU)                    | ![94%](https://geps.dev/progress/94)   |
 | Serbian Latin alphabet (Srpski) (sr_LATN_RS) | ![60%](https://geps.dev/progress/60)   |
-| Simplified Chinese (简体中文) (zh_CN)         | ![94%](https://geps.dev/progress/94)   |
+| Simplified Chinese (简体中文) (zh_CN)         | ![93%](https://geps.dev/progress/93)   |
 | Slovakian (Slovensky) (sk_SK)                | ![69%](https://geps.dev/progress/69)   |
 | Slovenian (Slovenščina) (sl_SI)              | ![95%](https://geps.dev/progress/95)   |
 | Spanish (Español) (es_ES)                    | ![94%](https://geps.dev/progress/94)   |
 | Swedish (Svenska) (sv_SE)                    | ![88%](https://geps.dev/progress/88)   |
-| Thai (ไทย) (th_TH)                           | ![81%](https://geps.dev/progress/81)   |
+| Thai (ไทย) (th_TH)                           | ![80%](https://geps.dev/progress/80)   |
 | Tibetan (བོད་ཡིག་) (zh_BO)                     | ![89%](https://geps.dev/progress/89) |
 | Traditional Chinese (繁體中文) (zh_TW)        | ![95%](https://geps.dev/progress/95)   |
 | Turkish (Türkçe) (tr_TR)                     | ![77%](https://geps.dev/progress/77)   |