message: [NFC] Add comment to specify status of FusedKernelMatcher pass.
  We're porting over this pass based on usage/need, so I'm updating the comments to make this clear.
diff: @@ -32,11 +32,15 @@ namespace TF {
  namespace {
  -// Note: This implements fusions performed in the old Remapper Grappler pass.
  -// That pass has specific cases for GPU and based on different target
  -// configurations on both CPU and GPU (Intel MKL, ROCm, etc.). This MLIR pass
  -// covers the general CPU case and at the moment does not account for any
  -// target-specific configurations.
  +// Note: This implements the fusions performed in the old Remapper Grappler
  +// pass. That pass has specific cases for GPU and based on different
  +// target configurations on both CPU and GPU (Intel MKL, ROCm, etc.). This MLIR
  +// pass covers (some of) the general CPU case and at the moment does not account
  +// for any target-specific configurations.
  +
  +// This pass is being ported over from the Grappler Remapper pass based on
  +// need/usage. File a bug to request porting over additional fusions.
  +
  // TODO(b/158265178): Support GPU-specific fusions.
  // TODO(b/158266710): Support CPU MKL configurations.
  