rescan created .nomedia files at hiding folders

app/src/main/kotlin/com/simplemobiletools/gallery/pro/extensions/Activity.kt

@@ -156,7 +156,11 @@ fun BaseSimpleActivity.addNoMedia(path: String, callback: () -> Unit) {
         }
     } else {
         try {
-            file.createNewFile()
+            if (file.createNewFile()) {
+                rescanFolderMedia(file.absolutePath)
+            } else {
+                toast(R.string.unknown_error_occurred)
+            }
         } catch (e: Exception) {
             showErrorToast(e)
         }