iris: use intel_needs_workaround for Wa_14014414195 part 2
iris: use intel_needs_workaround for Wa_14014414195 part 2
Commit 3ec953ed755 left couple of extra things, these changes are
based on a patch from Francisco Jerez.
Signed-off-by: Tapani Pälli <tapani.palli@intel.com>