Bump graphql from 5.2.0-beta.6 to 5.2.0-beta.7 in /app_dart (#3378)

Bumps [graphql](https://github.com/zino-app/graphql-flutter/tree/main/packages) from 5.2.0-beta.6 to 5.2.0-beta.7.
<details>
<summary>Release notes</summary>
<p><em>Sourced from <a href="https://github.com/zino-app/graphql-flutter/releases">graphql's releases</a>.</em></p>
<blockquote>
<h1>graphql-v5.2.0-beta.7</h1>
<h2>Fixed</h2>
<ul>
<li>bump uuid dependency to ^4.0.0 (<a href="https://github.com/zino-hofmann/graphql-flutter/commit/4fa6dd61c7fb9aad806df70a318cfd1086e35e68">commit</a>). <a href="https://github.com/francescoberardi"><code>@�francescoberardi</code></a> 23-11-2023</li>
</ul>
</blockquote>
</details>
<details>
<summary>Commits</summary>
<ul>
<li><a href="https://github.com/zino-hofmann/graphql-flutter/commit/e7a06db6d658f3fad5aab11ba269509448bc96be"><code>e7a06db</code></a> docs(graphql): release the new beta version</li>
<li><a href="https://github.com/zino-hofmann/graphql-flutter/commit/4fa6dd61c7fb9aad806df70a318cfd1086e35e68"><code>4fa6dd6</code></a> fix(graphql): bump uuid dependency to ^4.0.0</li>
<li><a href="https://github.com/zino-hofmann/graphql-flutter/commit/8b9a2b2a932cf25644e970c24f847679ba07e6fc"><code>8b9a2b2</code></a> fix(client): prevent double serialization of operations for websockets</li>
<li><a href="https://github.com/zino-hofmann/graphql-flutter/commit/011c060dcf9b64038dea2332b59d68f69417a15d"><code>011c060</code></a> docs(graphql_flutter): generate changelog for new beta</li>
<li><a href="https://github.com/zino-hofmann/graphql-flutter/commit/dd53e61f8c1410ced70e4cdc665bb8e89e5fbeb4"><code>dd53e61</code></a> feat: bump connectivity_plus to 5.0.0</li>
<li><a href="https://github.com/zino-hofmann/graphql-flutter/commit/b8b145eff6cdf490a8f2f4c850e77d5ad2bd0b8e"><code>b8b145e</code></a> Merge pull request <a href="https://github.com/zino-app/graphql-flutter/tree/main/packages/issues/1367">#1367</a> from ronnnnn/chore-bump-flutter-hooks</li>
<li><a href="https://github.com/zino-hofmann/graphql-flutter/commit/7496165d86373cab1b28af835a0b0224aa88fbd5"><code>7496165</code></a> chore: bump up flutter_hooks with constraint</li>
<li>See full diff in <a href="https://github.com/zino-app/graphql-flutter/commits/graphql-v5.2.0-beta.7/packages">compare view</a></li>
</ul>
</details>
<br />

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</details>

app_dart/pubspec.yaml

@@ -24,7 +24,7 @@ dependencies:
   googleapis: 11.4.0
   googleapis_auth: 1.4.1
   gql: 1.0.1-alpha+1696717343881
-  graphql: 5.2.0-beta.6
+  graphql: 5.2.0-beta.7
   grpc: 3.2.4
   http: 1.1.2
   json_annotation: 4.8.1