Update locale_en-US.ini

Fixed typo

conf/locale/locale_en-US.ini

@@ -247,7 +247,7 @@ ago = ago
 from_now = from now
 now = now
 1s = 1 second %s
-1m = 1 mintue %s
+1m = 1 minute %s
 1h = 1 hour %s
 1d = 1 day %s
 1w = 1 week %s