Bump go_router from 13.2.5 to 14.0.0 in /animations (#2260)

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Bumps [go_router](https://github.com/flutter/packages/tree/main/packages) from 13.2.5 to 14.0.0.
<details>
<summary>Commits</summary>
<ul>
<li><a href="26f660b526"><code>26f660b</code></a> [go_router] Add <code>GoRouterState state</code> parameter to <code>GoRouterData.onExit</code> (<a href="https://github.com/flutter/packages/tree/main/packages/issues/6495">#6495</a>)</li>
<li><a href="59916a9bce"><code>59916a9</code></a> [camera] Finish converting iOS to Pigeon (<a href="https://github.com/flutter/packages/tree/main/packages/issues/6601">#6601</a>)</li>
<li>See full diff in <a href="https://github.com/flutter/packages/commits/go_router-v14.0.0/packages">compare view</a></li>
</ul>
</details>
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animations/pubspec.yaml

@@ -10,7 +10,7 @@ dependencies:
   flutter:
     sdk: flutter
   flutter_animate: ^4.1.0
-  go_router: ^13.0.0
+  go_router: ^14.0.0
   window_size: # plugin is not yet part of the flutter framework
     git:
       url: https://github.com/google/flutter-desktop-embedding.git