r2.2-rc2 cherry-pick request: [Intel MKL] Upgrade DNNL to v1.2.2. #37878
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DNNL v1.2.2 (new name for MKL-DNN):
(i) Fixes memory leak in scratchpad destructor.
(ii) Reduces sgemm performance regression within the
dnnl_sgemm
API.This PR only affects TensorFlow-MKL.