uKernels: ARL target lit tests are getting triggered in compile node

[arun-thmn]

Issue: ARL target lit tests are getting triggered in compile node. See below for failed tests.

Failed Tests (2):
TPP_OPT :: BF16/Integration/ARL/vector-contract-to-fma-avx2.mlir
TPP_OPT :: Passes/uKernels/avx2-splat/pass-vector-contract-to-FMAs.mlir