[WIP] Add tests back to the jenkins PR test script

[TyOverby]

The way this PR will work is that I'm going to enable the test suites one by one and fix issues until they all pass.

I'll use this PR in order to test the PR tests.

[msftclas]

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[KevinRansom]

Hey Ty -- do you want this pr to stay open, or should I pull it?

[TyOverby]

@KevinRansom Keep it open until I can get all the tests to pass!

[enricosada]

@TyOverby i think @otawfik-ms it's doing that too. Or maybe not. @otawfik-ms ?
ref #859

[OmarTawfik]

@enricosada Ty took over that work item.

[enricosada]

Didnt see he is a ms, i was thinking someone from community

[dsyme]

Added WIP to title until PR is ready

[TyOverby]

@dotnet-bot test this please

[TyOverby]

@dotnet-bot test Windows_NT Debug please

[TyOverby]

@dotnet-bot test this please

[TyOverby]

@dotnet-bot test this please

[OmarTawfik]

nit: can this have the same forward slashes?

[enricosada]

.gitignore is used also by other os.
the path separator is / on .gitignore
so, pls fix it @TyOverby

[KevinRansom]

@TyOverby
I took care of this mate,

thanks

Kevin