fix(fs): backport add lv_fs_dir_t to lv_fs.h (#6925) (#6943)

Co-authored-by: Gabor Kiss-Vamosi <kisvegabor@gmail.com>

src/misc/lv_fs.h

@@ -91,6 +91,12 @@ typedef struct {
     lv_fs_file_cache_t * cache;
 } lv_fs_file_t;
 
+
+typedef struct {
+    void * dir_d;
+    lv_fs_drv_t * drv;
+} lv_fs_dir_t;
+
 /**********************
  * GLOBAL PROTOTYPES
  **********************/

src/misc/lv_fs_private.h

@@ -38,12 +38,6 @@ struct lv_fs_path_ex_t {
     uint32_t size;
 };
 
-struct lv_fs_dir_t {
-    void * dir_d;
-    lv_fs_drv_t * drv;
-};
-
-
 /**********************
  * GLOBAL PROTOTYPES
  **********************/

src/misc/lv_types.h

@@ -139,8 +139,6 @@ typedef struct lv_fs_file_cache_t lv_fs_file_cache_t;
 
 typedef struct lv_fs_path_ex_t lv_fs_path_ex_t;
 
-typedef struct lv_fs_dir_t lv_fs_dir_t;
-
 typedef struct lv_image_decoder_args_t lv_image_decoder_args_t;
 
 typedef struct lv_image_cache_data_t lv_image_cache_data_t;