Bump Google.Protobuf from 3.33.2 to 3.34.0

---
updated-dependencies:
- dependency-name: Google.Protobuf
  dependency-version: 3.34.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
- dependency-name: Google.Protobuf
  dependency-version: 3.34.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

src/xAI.Protocol/xAI.Protocol.csproj

@@ -14,7 +14,7 @@
 
   <ItemGroup>
     <PackageReference Include="NuGetizer" Version="1.4.7" PrivateAssets="all" />
-    <PackageReference Include="Google.Protobuf" Version="3.33.2" />
+    <PackageReference Include="Google.Protobuf" Version="3.34.0" />
     <PackageReference Include="Grpc.Net.Client" Version="2.71.0" />
     <PackageReference Include="Grpc.Net.ClientFactory" Version="2.71.0" />
     <PackageReference Include="Grpc.Tools" Version="2.78.0" PrivateAssets="all" />

src/xAI/xAI.csproj

@@ -15,7 +15,7 @@
 
   <ItemGroup>
     <PackageReference Include="NuGetizer" Version="1.4.7" PrivateAssets="all" />
-    <PackageReference Include="Google.Protobuf" Version="3.33.2" />
+    <PackageReference Include="Google.Protobuf" Version="3.34.0" />
     <PackageReference Include="Grpc.Net.Client" Version="2.76.0" />
     <PackageReference Include="Microsoft.Extensions.AI.Abstractions" Version="10.3.0" />
     <PackageReference Include="System.ClientModel" Version="1.9.0" />