GSD-2022-1002853 drm/i915: Fix -Wstringop-overflow warning in call to intel_read_wm_latency()

drm/i915: Fix -Wstringop-overflow warning in call to intelreadwmlatency This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v5.18.2 by commit...