msm: camera: ife: Handle vfe out array properly

Bus vfe out array is getting accessed beyond allocated space.
Check the index with max supported number vfe out values before
accessing the vfe out array. Use the proper index to access
the vfe out array.

CRs-Fixed: 2819234
Change-Id: I21865cb7025cc88f6b6015576eadd81eb3819eab
Signed-off-by: Ravikishore Pampana <rpampana@codeaurora.org>