msm: camera: req_mgr: Delay detection mechanism

Created debugfs variable to track the count
of bubble occurrence. Also trace events were added
in case of bubble occurrence, timeouts and dual tfe
irq mismatch. These traces when enabled
will help to gather relative information on which
device bubble occurred or timeout happened or if any
irq mismatch happened in case of dual tfe.

CRs-Fixed: 2666621
Change-Id: I4b46009caa6778aa97d3564eec267299a2370dc4
Signed-off-by: Shravya Samala <shravyas@codeaurora.org>