onnxruntime

fbaee34d - [CPU] Tighten cache_indirection shape contract in MultiHeadAttention (#31634)

[CPU] Tighten cache_indirection shape contract in MultiHeadAttention (#31634) ### Description [CPU] Tighten cache_indirection shape contract in MultiHeadAttention ### Motivation and Context <!-- - Why is this change required? What problem does it solve? - If it fixes an open issue, please link to the issue here. -->