[FL-1489] IRDA: move to FileWorker (#594)

* [FL-1489] IRDA: move to FileWorker, fixes

* Use FileWorker
* Use file_select to select remotes
* Fix some crashes
* Add RAW parsing restrictions
* Remove excess scene (LearnDoneAfter)
* Move all file system logic to standalone object

lib/common-api/sd-card-api.h

@@ -15,11 +15,11 @@ typedef struct {
         const char* extension,
         char* result,
         uint8_t result_size,
-        char* selected_filename);
+        const char* selected_filename);
     void (*check_error)(SdApp* context);
     void (*show_error)(SdApp* context, const char* error_text);
 } SdCard_Api;
 
 #ifdef __cplusplus
 }
-#endif
+#endif