camera_qcom2: remove unused variables from MultiCameraState (#22058)

old-commit-hash: df6432c8cda96b0fe2d8e7d81a23295552fbc482

selfdrive/camerad/cameras/camera_qcom2.h

@@ -1,7 +1,5 @@
 #pragma once
 
-#include <pthread.h>
-
 #include <cstdint>
 
 #include <media/cam_req_mgr.h>
@@ -56,8 +54,6 @@ typedef struct CameraState {
 } CameraState;
 
 typedef struct MultiCameraState {
-  int device;
-
   unique_fd video0_fd;
   unique_fd video1_fd;
   unique_fd isp_fd;
@@ -69,8 +65,6 @@ typedef struct MultiCameraState {
   CameraState wide_road_cam;
   CameraState driver_cam;
 
-  pthread_mutex_t isp_lock;
-
   SubMaster *sm;
   PubMaster *pm;
 } MultiCameraState;