drm/i915/hdcp: Move checks for gsc health status

Move checks for gsc components required for HDCP 2.2
to work into intel_hdcp_gsc.c. This will also help
with XE refactor on HDCP's side.

Signed-off-by: Suraj Kandpal <suraj.kandpal@intel.com>
Reviewed-by: Uma Shankar <uma.shankar@intel.com>
Signed-off-by: Uma Shankar <uma.shankar@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20231009095537.653619-2-suraj.kandpal@intel.com