[clang] [clang-format] Option to insert spaces before the closing `*/` (PR #162105)

[Björn Schäpers via cfe-commits]

https://github.com/HazardyKnusperkeks commented:

For further review it would be nice if you neither amend or rebase. Otherwise there is no method of viewing the diff of your new changes.

https://github.com/llvm/llvm-project/pull/162105