[Release/6.0] Backport test fixes (#68332)

[Release/6.0] Backport test fixes (#68332)

* Resolve System.Net.Security.Tests.LoggingTest SkipTestException failure (#65322)

* improve Tls12 detection on Windows7 (#67935)

* disable Tls 1.0 and 1.1 tests on new Windows (#68083)

* Don't throw from RemoteExecutor on SkipTestExceptions (#65105)

* update SSL tests to deal better with disabled protocols (#65120)

* update SSL tests to deal better with disabled protocols

* Improve detection of Null encryption on Windows

* update expectation for Mismatched protocols

* update detection

* wrap win32 exception

* update ProtocolMismatchData sets

* remove debug print

* final cleanup

* generate mismatch data

* avoid SslProtocols.Default

Co-authored-by: Miha Zupan <mihazupan.zupan1@gmail.com>
Co-authored-by: Tomas Weinfurt <tweinfurt@yahoo.com>