MIDCET-4348 Force cache flush for protected katom Bug: 263689926 Provenance: https://code.ipdelivery.arm.com/c/GPU/mali-ddk/+/4859 Change-Id: I801d9add01ad36764bf4c0a38d858f7228802611 Signed-off-by: Siddharth Kapoor <[email protected]> (cherry picked from commit 2951d3516e2e38af8f9aa377c325147e4a9ee9b9)