Bump Microsoft.Azure.Cosmos from 3.30.1 to 3.31.0 (#29310)

Bumps [Microsoft.Azure.Cosmos](https://github.com/Azure/azure-cosmos-dotnet-v3) from 3.30.1 to 3.31.0.
- [Release notes](https://github.com/Azure/azure-cosmos-dotnet-v3/releases)
- [Changelog](https://github.com/Azure/azure-cosmos-dotnet-v3/blob/master/changelog.md)
- [Commits](Azure/azure-cosmos-dotnet-v3@3.30.1...3.31.0)

---
updated-dependencies:
- dependency-name: Microsoft.Azure.Cosmos
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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src/EFCore.Cosmos/EFCore.Cosmos.csproj

@@ -45,7 +45,7 @@
   </ItemGroup>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.Azure.Cosmos" Version="3.30.1" />
+    <PackageReference Include="Microsoft.Azure.Cosmos" Version="3.31.0" />
   </ItemGroup>
 
   <ItemGroup>