[InstCombine] Fold ((A&B)^A)|((A&B)^B) to A^B

Depends on D159379

((A & B) ^ A) | ((A & B) ^ B) -> A ^ B
(A ^ (A & B)) | (B ^ (A & B)) -> A ^ B
((A & B) ^ B) | ((A & B) ^ A) -> A ^ B
(B ^ (A & B)) | (A ^ (A & B)) -> A ^ B

Alive2: https://alive2.llvm.org/ce/z/i44xmq
Baseline tests: https://reviews.llvm.org/D159379

Reviewed By: huihuiz

Differential Revision: https://reviews.llvm.org/D159380