Description: drm/amd/display: fix incorrect mpc_combine array size
References:
Notes:
 carnil> First introducing commit could not be determined.
Bugs:
upstream: released (6.8-rc3) [39079fe8e660851abbafa90cd55cbf029210661f]
6.8-upstream-stable: N/A "Fixed before branching point"
6.7-upstream-stable: released (6.7.6) [0bd8ef618a42d7e6ea3f701065264e15678025e3]
6.6-upstream-stable: needed
6.1-upstream-stable: needed
5.10-upstream-stable: needed
4.19-upstream-stable: needed
sid: released (6.7.7-1)
6.1-bookworm-security: needed
5.10-bullseye-security: needed
4.19-buster-security: needed