[clang] [clang-format] Add an option to format integer and float literal case (PR #151590)

[Andy MacGregor via cfe-commits]

30Wedge wrote:

Apologies for force push and squashing. I didn't know that the "update branch" would merge `main` into this feature branch.

I lost the fixup commits while reconciling with the local branch.

https://github.com/llvm/llvm-project/pull/151590