camera: Favor v4l2 over pipewire, for now.

Reference Issue #11473.
Reference Issue #9776.
Reference Issue #11819.
Reference Issue #9989.
Reference Issue #10842.

src/camera/SDL_camera.c

@@ -32,12 +32,12 @@
 
 // Available camera drivers
 static const CameraBootStrap *const bootstrap[] = {
-#ifdef SDL_CAMERA_DRIVER_PIPEWIRE
-    &PIPEWIRECAMERA_bootstrap,
-#endif
 #ifdef SDL_CAMERA_DRIVER_V4L2
     &V4L2_bootstrap,
 #endif
+#ifdef SDL_CAMERA_DRIVER_PIPEWIRE
+    &PIPEWIRECAMERA_bootstrap,
+#endif
 #ifdef SDL_CAMERA_DRIVER_COREMEDIA
     &COREMEDIA_bootstrap,
 #endif