[clang] Fixes and closes issues, #53390 and #58710. Added new controls to IndentNamespaceAliases, IndentUsingDeclarations and DecorateReflowedComments. (PR #102894)

[Björn Schäpers via cfe-commits]

https://github.com/HazardyKnusperkeks requested changes to this pull request.

First of all you need a better title for your change, beginning with "[clang-format]"

Second of all, could you please split this in multiple reviews?

Third of all, you need to add tests.

https://github.com/llvm/llvm-project/pull/102894