Revert "[DAGCombiner] Transform `(icmp eq/ne (and X,C0),(shift X,C1))` to use...

Revert "[DAGCombiner] Transform `(icmp eq/ne (and X,C0),(shift X,C1))` to use rotate or to getter constants." due to a miscompile (#71598)

- Revert "[DAGCombiner] Transform `(icmp eq/ne (and X,C0),(shift X,C1))`
to use rotate or to getter constants." - causes a miscompile, see
https://github.com/llvm/llvm-project/commit/112e49b38150b8bfdef01434309d1b05204193e4#commitcomment-131943923
- Revert "[X86] Fix gcc warning about mix of enumeral and non-enumeral
types. NFC", which fixes a compiler warning in the commit above