Disable SA1024 and SA1035.

These rules generate many false positives, and do not help with code readability within OpenRA.
Remove redundant StyleCop definitions.
Move OpenRA.Lint into a --check-yaml utility command.
Add --check-code-style utility command.
automatically check for code style violations
Merge pull request #7190 from Mailaender/more-stylecop

Added yaml and code style analysis commands to OpenRA.Utility