msm: camera: tfe: validate the tfe bw num paths

If tfe bandwidth number of paths configuration is zero then do not
proceed. Number of bandwidth paths should be minimum one and
should not be greater than max value.

CRs-Fixed: 2647558
Change-Id: I56b05302ab7e1a33f61012f7678d47d56b33a99d
Signed-off-by: Ravikishore Pampana <rpampana@codeaurora.org>