android: camera_hal_config: Move include <filesystem> to .cpp file

The <filesystem> header isn't needed in camera_hal_config.h, move its
inclusion to camera_hal_config.cpp.

Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: Hirokazu Honda <hiroh@chromium.org>
Acked-by: Jacopo Mondi <jacopo@jmondi.org>
Reviewed-by: Niklas Söderlund <niklas.soderlund@ragnatech.se>

src/android/camera_hal_config.cpp

@@ -6,6 +6,7 @@
  */
 #include "camera_hal_config.h"
 
+#include <filesystem>
 #include <stdio.h>
 #include <stdlib.h>
 #include <string>

src/android/camera_hal_config.h

@@ -7,7 +7,6 @@
 #ifndef __ANDROID_CAMERA_HAL_CONFIG_H__
 #define __ANDROID_CAMERA_HAL_CONFIG_H__
 
-#include <filesystem>
 #include <map>
 #include <string>