msm: camera: reqmgr: Rate limit workq delay warning

Rate limit log that indicates workq delay to reduce logging
impact.

CRs-Fixed: 2823945
Change-Id: I5954d5d08250955455003937e6490e4499a67378
Signed-off-by: Karthik Anantha Ram <[email protected]>

drivers/cam_req_mgr/cam_req_mgr_workq.c

@@ -281,7 +281,7 @@ void cam_req_mgr_thread_switch_delay_detect(ktime_t workq_scheduled)
 	cur_ts = ktime_to_timespec64(cur_time);
 
 	if (diff > CAM_WORKQ_RESPONSE_TIME_THRESHOLD) {
-		CAM_WARN(CAM_CRM,
+		CAM_WARN_RATE_LIMIT(CAM_CRM,
 			"Workq delay detected %ld:%06ld %ld:%06ld %ld:",
 			workq_scheduled_ts.tv_sec,
 			workq_scheduled_ts.tv_nsec/NSEC_PER_USEC,