[MLIR][Presburger] MultiAffineFunction:eliminateRedundantLocalId: fix bug...

[MLIR][Presburger] MultiAffineFunction:eliminateRedundantLocalId: fix bug where local offset was not considered

Previously, when updating the outputs matrix, the local offset was not being considered.

Reviewed By: Groverkss

Differential Revision: https://reviews.llvm.org/D122812