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

[Rajkumar Ananthu via cfe-commits]

rajkumarananthu wrote:

Thankyou @HazardyKnusperkeks for the review, I am beginner level contributor to LLVM Project and that might be the reason I might have missed some minor details. I will address them. And as advised I will close this pull-request and split into multiple small reviews after addressing this suggestions.

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