MINOR: [C#] Bump Google.Protobuf from 3.28.1 to 3.28.2 in /csharp (#4…

…4204)

Bumps [Google.Protobuf](https://github.com/protocolbuffers/protobuf) from 3.28.1 to 3.28.2.
<details>
<summary>Commits</summary>
<ul>
<li><a href="https://github.com/protocolbuffers/protobuf/commit/9fff46d7327c699ef970769d5c9fd0e44df08fc7"><code>9fff46d</code></a> Updating version.json and repo version numbers to: 28.2</li>
<li><a href="https://github.com/protocolbuffers/protobuf/commit/ce60d012b947c717a43488d5d53e7fe38e075e01"><code>ce60d01</code></a> Merge pull request <a href="https://redirect.github.com/protocolbuffers/protobuf/issues/18385">#18385</a> from protocolbuffers/cp-lp-28</li>
<li><a href="https://github.com/protocolbuffers/protobuf/commit/ac9fb5b4c71b0dd80985b27684e265d1f03abf46"><code>ac9fb5b</code></a> Add recursion check when parsing unknown fields in Java.</li>
<li><a href="https://github.com/protocolbuffers/protobuf/commit/9a5f5fe752a20cbac2e722b06949ac985abdd534"><code>9a5f5fe</code></a> Internal change</li>
<li><a href="https://github.com/protocolbuffers/protobuf/commit/50a7745a4ac5c34e14a83a050af5d093615fff85"><code>50a7745</code></a> Internal change</li>
<li><a href="https://github.com/protocolbuffers/protobuf/commit/5b0e54384a7468e71369582cdb7e3babe20a7d9b"><code>5b0e543</code></a> Fix cord handling in DynamicMessage and oneofs. (<a href="https://redirect.github.com/protocolbuffers/protobuf/issues/18373">#18373</a>)</li>
<li><a href="https://github.com/protocolbuffers/protobuf/commit/421fc16d686f4c096ee625314b11025a5148079e"><code>421fc16</code></a> Merge pull request <a href="https://redirect.github.com/protocolbuffers/protobuf/issues/18343">#18343</a> from protocolbuffers/revert-18339-bazel-rules2</li>
<li><a href="https://github.com/protocolbuffers/protobuf/commit/607bfdd5e488f69dde2bc349d870576deb8f0cb6"><code>607bfdd</code></a> Revert &quot;Cherry-pick changes related to new Bazel rules&quot;</li>
<li><a href="https://github.com/protocolbuffers/protobuf/commit/106f4a6aa66fe5bbdf382e747ff599c5433dd009"><code>106f4a6</code></a> Merge pull request <a href="https://redirect.github.com/protocolbuffers/protobuf/issues/18339">#18339</a> from protocolbuffers/bazel-rules2</li>
<li><a href="https://github.com/protocolbuffers/protobuf/commit/c2f34d654943f2d75a549763d9d5ad086b56da3f"><code>c2f34d6</code></a> Automated rollback of commit 76794bf3adceefcd69a2eb5785635a084fbe2e32.</li>
<li>Additional commits viewable in <a href="https://github.com/protocolbuffers/protobuf/compare/v3.28.1...v3.28.2">compare view</a></li>
</ul>
</details>
<br />

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Authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
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csharp/src/Apache.Arrow.Flight/Apache.Arrow.Flight.csproj

@@ -5,7 +5,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Google.Protobuf" Version="3.28.1" />
+    <PackageReference Include="Google.Protobuf" Version="3.28.2" />
     <PackageReference Include="Grpc.Net.Client" Version="2.65.0" />
     <PackageReference Include="Grpc.Tools" Version="2.66.0" PrivateAssets="All" />
     <PackageReference Include="System.Memory" Version="4.5.5" />

csharp/test/Apache.Arrow.Flight.TestWeb/Apache.Arrow.Flight.TestWeb.csproj

@@ -5,7 +5,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Google.Protobuf" Version="3.28.1" />
+    <PackageReference Include="Google.Protobuf" Version="3.28.2" />
     <PackageReference Include="Grpc.AspNetCore" Version="2.66.0" />
   </ItemGroup>