Remove unused method

lib/utils/date_time_util.dart

@@ -267,27 +267,6 @@ bool isValidDate({
   return true;
 }
 
-@Deprecated("Use parseDateTimeV2 ")
-DateTime? parseDateFromFileName(String fileName) {
-  if (fileName.startsWith('IMG-') || fileName.startsWith('VID-')) {
-// Whatsapp media files
-    return DateTime.tryParse(fileName.split('-')[1]);
-  } else if (fileName.startsWith("Screenshot_")) {
-// Screenshots on droid
-    return DateTime.tryParse(
-      (fileName).replaceAll('Screenshot_', '').replaceAll('-', 'T'),
-    );
-  } else {
-    return DateTime.tryParse(
-      (fileName)
-          .replaceAll("IMG_", "")
-          .replaceAll("VID_", "")
-          .replaceAll("DCIM_", "")
-          .replaceAll("_", " "),
-    );
-  }
-}
-
 final RegExp exp = RegExp('[\\.A-Za-z]*');
 
 DateTime? parseDateTimeFromFileNameV2(String fileName) {