msm: camera: reqmgr: check if link handle is correctly passed

Instead of the link handle if the dev handle is
passed for dumping the request information, this
can lead to accessing invalid data structure.
To avodi accessing invalid data structure based on
the dev handle, first check if the link handle passed
in IOCTL is matchting with looked up link handle.

CRs-Fixed: 3097336
Change-Id: I815457ff96e3b26fe9fa886bd984d53d209e4edb
Signed-off-by: Tejas Prajapati <quic_tpraja@quicinc.com>