msm: vidc: Add support to query current codec profile and level

Client can query for current codec profile and level using
get control. FW propagates the codec profile and level
information using get property, which is propagated to client
using get control. Add support for querying current profile
and level information in all states.

Change-Id: I02bfb649a55069470d940855de561f4841145058
Signed-off-by: Jayasena Sangaraboina <jsanga@codeaurora.org>