Bump Microsoft.Extensions.Http.Polly from 7.0.11 to 7.0.12

Bumps [Microsoft.Extensions.Http.Polly](https://github.com/dotnet/aspnetcore) from 7.0.11 to 7.0.12.
- [Release notes](https://github.com/dotnet/aspnetcore/releases)
- [Changelog](https://github.com/dotnet/aspnetcore/blob/main/docs/ReleasePlanning.md)
- [Commits](dotnet/aspnetcore@v7.0.11...v7.0.12)

---
updated-dependencies:
- dependency-name: Microsoft.Extensions.Http.Polly
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>

Alpaca.Markets.Extensions/Alpaca.Markets.Extensions.csproj

@@ -94,7 +94,7 @@
   </ItemGroup>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.Extensions.Http.Polly" Version="7.0.11" PrivateAssets="compile;contentfiles;build;analyzers" />
+    <PackageReference Include="Microsoft.Extensions.Http.Polly" Version="7.0.12" PrivateAssets="compile;contentfiles;build;analyzers" />
     <PackageReference Include="Microsoft.Extensions.Http" Version="7.0.0" PrivateAssets="compile;contentfiles;build;analyzers" />
     <PackageReference Include="System.Threading.Channels" Version="7.0.0" PrivateAssets="compile;contentfiles;build;analyzers" />
     <PackageReference Include="System.Linq.Async" Version="6.0.1" PrivateAssets="compile;contentfiles;build;analyzers" />

Alpaca.Markets.Tests/Alpaca.Markets.Tests.csproj

@@ -13,7 +13,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.Extensions.Http.Polly" Version="7.0.11" />
+    <PackageReference Include="Microsoft.Extensions.Http.Polly" Version="7.0.12" />
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.7.2" />
     <PackageReference Include="Moq" Version="4.20.69" />
     <PackageReference Include="RichardSzalay.MockHttp" Version="6.0.0" />