Update CryptoTest for .NET 6

[filipnavara]

Fixes dotnet/runtime#57630

[rolfbjarne]

/azp run

[azure-pipelines]

Azure Pipelines successfully started running 1 pipeline(s).

[rolfbjarne]

/azp run

[azure-pipelines]

Azure Pipelines successfully started running 1 pipeline(s).

[vs-mobiletools-engineering-service2]

❌ [PR Build] Tests failed on Build ❌

Tests failed on Build.

• Azure DevOps
• Html Report (VSDrops)

API diff

✅ API Diff from stable

View API diff

• iOS vsdrops gist
• macOS vsdrops gist
• macCat vsdrops gist
• macCatiOS gist
• tvOS vsdrops gist
• watchOS vsdrops gist

API & Generator diff

✅ API Diff (from PR only) (no change)
✅ Generator Diff (only version changes)

GitHub pages

Results can be found in the following github pages (it might take some time to publish):

• Test results
• API diff
• API & Generator diff

Test results

4 tests failed, 96 tests passed.

Failed tests

• monotouch-test/Mac Catalyst [dotnet]/Debug [dotnet]: Failed (Tests run: 2644 Passed: 2489 Inconclusive: 35 Failed: 2 Ignored: 153)
• link all/Mac Catalyst [dotnet]/Debug [dotnet]: TimedOut (Execution timed out after 1200 seconds.
  No test log file was produced)
• link sdk/tvOS - simulator/Debug: Failed
• link sdk/tvOS - simulator/Release: Failed

Pipeline on Agent XAMBOT-1096.BigSur'
Merge f77ba68 into 8dc4131

[rolfbjarne]

Test failures are unrelated

• monotouch-test/Mac Catalyst [dotnet]/Debug [dotnet]: https://github.com/xamarin/maccore/issues/2443
• link all/Mac Catalyst [dotnet]/Debug [dotnet]: https://github.com/xamarin/maccore/issues/2414
• link sdk/tvOS - simulator/Debug: [dotnet] LinkSdk.LinkSdkRegressionTest.SpecialFolder fails on tvOS #12640
• link sdk/tvOS - simulator/Release: [dotnet] LinkSdk.LinkSdkRegressionTest.SpecialFolder fails on tvOS #12640