Move publishing off hosted ADO machines

[lukas-lansky]

Just like #48521, but for 5.0 servicing that manifests the same error

[dotnet-issue-labeler]

I couldn't figure out the best area label to add to this PR. If you have write-permissions please help me learn by adding exactly one area label.

[MattGal]

No objection to continuing to do this workaround but we need to check with @epananth and see if we can help her get this working on hosted again soon as this was supposed to be more temporary than it has proven to be.

[azure-pipelines]

You have several pipelines (over 10) configured to build pull requests in this repository. Specify which pipelines you would like to run by using /azp run [pipelines] command. You can specify multiple pipelines using a comma separated list.

[lukas-lansky]

/azp run runtime

[azure-pipelines]

Azure Pipelines successfully started running 1 pipeline(s).

[lukas-lansky]

    System.Security.Cryptography.X509Certificates.Tests.ChainTests.BuildChainCustomTrustStore(chainBuildsSuccessfully: False, chainFlags: UntrustedRoot, testArguments: TrustedIntermediateUntrustedRoot) [FAIL]
      System.ArgumentOutOfRangeException : Index was out of range. Must be non-negative and less than the size of the collection. (Parameter 'index')
      Stack Trace:
        /_/src/libraries/System.Security.Cryptography.X509Certificates/src/System/Security/Cryptography/X509Certificates/X509ChainElementCollection.cs(49,0): at System.Security.Cryptography.X509Certificates.X509ChainElementCollection.get_Item(Int32 index)
        /_/src/libraries/System.Security.Cryptography.X509Certificates/tests/ChainTests.cs(290,0): at System.Security.Cryptography.X509Certificates.Tests.ChainTests.BuildChainCustomTrustStore(Boolean chainBuildsSuccessfully, X509ChainStatusFlags chainFlags, BuildChainCustomTrustStoreTestArguments testArguments)
        /_/src/mono/netcore/System.Private.CoreLib/src/System/Reflection/RuntimeMethodInfo.cs(384,0): at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
    System.Security.Cryptography.X509Certificates.Tests.ChainTests.BuildChainCustomTrustStore(chainBuildsSuccessfully: True, chainFlags: NoError, testArguments: UntrustedIntermediateTrustedRoot) [FAIL]
      System.ArgumentOutOfRangeException : Index was out of range. Must be non-negative and less than the size of the collection. (Parameter 'index')
      Stack Trace:
        /_/src/libraries/System.Security.Cryptography.X509Certificates/src/System/Security/Cryptography/X509Certificates/X509ChainElementCollection.cs(49,0): at System.Security.Cryptography.X509Certificates.X509ChainElementCollection.get_Item(Int32 index)
        /_/src/libraries/System.Security.Cryptography.X509Certificates/tests/ChainTests.cs(290,0): at System.Security.Cryptography.X509Certificates.Tests.ChainTests.BuildChainCustomTrustStore(Boolean chainBuildsSuccessfully, X509ChainStatusFlags chainFlags, BuildChainCustomTrustStoreTestArguments testArguments)
        /_/src/mono/netcore/System.Private.CoreLib/src/System/Reflection/RuntimeMethodInfo.cs(384,0): at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
[...]

This seems like #48406.