msm: vidc: Correct conditional check

The buffer type is not bit mask value and hence
do not use bitwise operations for buffer type check.
bitwise check condition sometimes resulting in queuing
input buffer in msm_comm_qbuf_decode_batch() function
which is expected to queue output buffers only.

Change-Id: I73548f725a9f58e5466c9afae226e5f386f126ed
Signed-off-by: Maheshwar Ajja <majja@codeaurora.org>