fix(deps): update dependency unleash-client to v3.21.0 (#3948)

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This PR contains the following updates:

| Package | Change | Age | Adoption | Passing | Confidence |
|---|---|---|---|---|---|
| [unleash-client](https://togithub.com/Unleash/unleash-client-node) |
[`3.20.0` ->
`3.21.0`](https://renovatebot.com/diffs/npm/unleash-client/3.20.0/3.21.0)
|
[![age](https://badges.renovateapi.com/packages/npm/unleash-client/3.21.0/age-slim)](https://docs.renovatebot.com/merge-confidence/)
|
[![adoption](https://badges.renovateapi.com/packages/npm/unleash-client/3.21.0/adoption-slim)](https://docs.renovatebot.com/merge-confidence/)
|
[![passing](https://badges.renovateapi.com/packages/npm/unleash-client/3.21.0/compatibility-slim/3.20.0)](https://docs.renovatebot.com/merge-confidence/)
|
[![confidence](https://badges.renovateapi.com/packages/npm/unleash-client/3.21.0/confidence-slim/3.20.0)](https://docs.renovatebot.com/merge-confidence/)
|

---

### Release Notes

<details>
<summary>Unleash/unleash-client-node</summary>

###
[`v3.21.0`](https://togithub.com/Unleash/unleash-client-node/releases/tag/v3.21.0)

[Compare
Source](https://togithub.com/Unleash/unleash-client-node/compare/v3.20.0...v3.21.0)

#### What's Changed

- fix: getToggle by name may not find the toggle by
[@&#8203;gastonfournier](https://togithub.com/gastonfournier) in
[https://github.com/Unleash/unleash-client-node/pull/455](https://togithub.com/Unleash/unleash-client-node/pull/455)
- chore: release 3.21.0 by
[@&#8203;gastonfournier](https://togithub.com/gastonfournier) in
[https://github.com/Unleash/unleash-client-node/pull/458](https://togithub.com/Unleash/unleash-client-node/pull/458)

#### New Contributors

- [@&#8203;gastonfournier](https://togithub.com/gastonfournier) made
their first contribution in
[https://github.com/Unleash/unleash-client-node/pull/455](https://togithub.com/Unleash/unleash-client-node/pull/455)

**Full Changelog**:
https://github.com/Unleash/unleash-client-node/compare/v3.20.0...v3.21.0

</details>

---

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package.json

@@ -158,7 +158,7 @@
     "stoppable": "^1.1.0",
     "ts-toolbelt": "^9.6.0",
     "type-is": "^1.6.18",
-    "unleash-client": "3.20.0",
+    "unleash-client": "3.21.0",
     "uuid": "^9.0.0"
   },
   "devDependencies": {

yarn.lock

@@ -7367,10 +7367,10 @@ universalify@^0.1.0:
   resolved "https://registry.yarnpkg.com/universalify/-/universalify-0.1.2.tgz#b646f69be3942dabcecc9d6639c80dc105efaa66"
   integrity sha512-rBJeI5CXAlmy1pV+617WB9J63U6XcazHHF2f2dbJix4XzpUF0RS3Zbj0FGIOCAva5P/d/GBOYaACQ1w+0azUkg==
 
-unleash-client@3.20.0:
-  version "3.20.0"
-  resolved "https://registry.yarnpkg.com/unleash-client/-/unleash-client-3.20.0.tgz#1a6deb0e803eed0d0cefbed1bac17f3c3d3b0143"
-  integrity sha512-CXseZTHH+lfT3qZY7nufpPKbnNcWvdt61Pgc313spFnQBV63r24fhMmwvQcltc+pp2z/14p2mM6iq11R2PYw3g==
+unleash-client@3.21.0:
+  version "3.21.0"
+  resolved "https://registry.yarnpkg.com/unleash-client/-/unleash-client-3.21.0.tgz#a31ab30acb42abfb3a21180aa83e4415a3124ec1"
+  integrity sha512-I7eYhRyOia3oBZ9Tu1v+IlNO+XJgsjcMEO2+j+e4A7LTTKZvGoV8WPfDGGxiMPKBPHNUACkERB3YhCQ9jzTGoQ==
   dependencies:
     ip "^1.1.8"
     make-fetch-happen "^10.2.1"