Fix settings loading (#4997)

# Description of Changes

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- Why the change was made
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Closes #(issue_number)
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## Checklist

### General

- [ ] I have read the [Contribution
Guidelines](https://github.com/Stirling-Tools/Stirling-PDF/blob/main/CONTRIBUTING.md)
- [ ] I have read the [Stirling-PDF Developer
Guide](https://github.com/Stirling-Tools/Stirling-PDF/blob/main/devGuide/DeveloperGuide.md)
(if applicable)
- [ ] I have read the [How to add new languages to
Stirling-PDF](https://github.com/Stirling-Tools/Stirling-PDF/blob/main/devGuide/HowToAddNewLanguage.md)
(if applicable)
- [ ] I have performed a self-review of my own code
- [ ] My changes generate no new warnings

### Documentation

- [ ] I have updated relevant docs on [Stirling-PDF's doc
repo](https://github.com/Stirling-Tools/Stirling-Tools.github.io/blob/main/docs/)
(if functionality has heavily changed)
- [ ] I have read the section [Add New Translation
Tags](https://github.com/Stirling-Tools/Stirling-PDF/blob/main/devGuide/HowToAddNewLanguage.md#add-new-translation-tags)
(for new translation tags only)

### Translations (if applicable)

- [ ] I ran
[`scripts/counter_translation.py`](https://github.com/Stirling-Tools/Stirling-PDF/blob/main/docs/counter_translation.md)

### UI Changes (if applicable)

- [ ] Screenshots or videos demonstrating the UI changes are attached
(e.g., as comments or direct attachments in the PR)

### Testing (if applicable)

- [ ] I have tested my changes locally. Refer to the [Testing
Guide](https://github.com/Stirling-Tools/Stirling-PDF/blob/main/devGuide/DeveloperGuide.md#6-testing)
for more details.

frontend/src/core/hooks/useAdminSettings.ts

@@ -1,4 +1,4 @@
-import { useState } from 'react';
+import { useState, useCallback } from 'react';
 import apiClient from '@app/services/apiClient';
 import { mergePendingSettings, isFieldPending, hasPendingChanges } from '@app/utils/settingsPendingHelper';
 
@@ -51,7 +51,7 @@ export function useAdminSettings<T = any>(
   const [loading, setLoading] = useState(true);
   const [saving, setSaving] = useState(false);
 
-  const fetchSettings = async () => {
+  const fetchSettings = useCallback(async () => {
     try {
       setLoading(true);
 
@@ -87,7 +87,7 @@ export function useAdminSettings<T = any>(
     } finally {
       setLoading(false);
     }
-  };
+  }, [sectionName]);
 
   const saveSettings = async () => {
     try {