chore: PactNet.csproj osx/aarch64 subfolder #91

Job	Run time
windows-latest-x64-dotnet-build-test	2m 31s
windows-latest-x64-dotnet-build-test	2m 31s
windows-latest-x64-dotnet-build-test	2m 31s
ubuntu-latest-x64-dotnet-build-test	33s
ubuntu-latest-x64-dotnet-build-test	33s
ubuntu-latest-x64-dotnet-build-test	33s
macos-12-x64-dotnet-build-test	49s
macos-12-x64-dotnet-build-test	49s
macos-12-x64-dotnet-build-test	49s
macos-14-ARM64-dotnet-build-test	35s
macos-14-ARM64-dotnet-build-test	35s
macos-14-ARM64-dotnet-build-test	35s
linux-musl-x64-dotnet-build-test	48s
linux-musl-x64-dotnet-build-test	47s
linux-musl-x64-dotnet-build-test	49s
linux-glibc-x64-dotnet-build-test	48s
linux-glibc-x64-dotnet-build-test	48s
linux-glibc-x64-dotnet-build-test	48s
release	0s
release	0s
release	0s
	18m 12s

Provide feedback