msm: vidc: Handle rotation during capability check

When rotation is 90 or 270, width and height must be swapped,
before checking against the capability, to prevent rejection
of valid session.

CRs-Fixed: 2085881
Change-Id: I0495db10ff652e2a2b3c338a7aa9223de2ea2384
Signed-off-by: Chinmay Sawarkar <chinmays@codeaurora.org>