[llvm] [InstCombine] Combine or-disjoint (and->mul), (and->mul) to and->mul (PR #136013)

[Jeffrey Byrnes via llvm-commits]

jrbyrnes wrote:

Extend https://github.com/llvm/llvm-project/pull/135274 to match the new and->mul sequences, make the merging of PRs explicit.

This PR is meant for commits starting at c74714c

https://github.com/llvm/llvm-project/pull/136013