dotnet/aspnetcore v9.0.15 on GitHub

What's Changed

[release/9.0] Update branding to 9.0.15 by @vseanreesermsft in #65634
[release/9.0] Update dependencies from dotnet/arcade by @dotnet-maestro[bot] in #65439
[release/9.0] Update dependencies from dotnet/extensions by @dotnet-maestro[bot] in #65438
[release/9.0] (deps): Bump src/submodules/googletest from 56efe39 to 73a63ea by @dependabot[bot] in #65587
[release/9.0] Update dependencies from dotnet/arcade by @dotnet-maestro[bot] in #65706
Merging internal commits for release/9.0 by @vseanreesermsft in #65731

Full Changelog: v9.0.14...v9.0.15