- add `hasImageWriteArg` flag to KernelDescriptor,
based on image access qualifier
- add `isPostImageWriteFlushRequired` method to productHelper,
to require cache flush only on selected platforms
- if possible, add the `textureCacheInvalidationEnable` arg to the
existing PC, otherwise add a new PC
Related-To: NEO-13427, HSD-18041321008
Signed-off-by: Fabian Zwoliński <fabian.zwolinski@intel.com>