In case of indirect kernel launch some payload arguments are patched
just before walker command, this change disables prefetch, performs
batch buffer start to next bytes and then re-enable prefetch. All these
operations are performed between MI_STORE_REGISTER_MEM and COMPUTE_WALKER
Related-To: NEO-14584
Signed-off-by: Mateusz Jablonski <mateusz.jablonski@intel.com>