update vietnamese localization

Author: tuanvuchu

TrollFools/vi.lproj/Localizable.strings

@@ -26,7 +26,7 @@
 "Confirm" = "Xác nhận";
 
 /* TODO */
-"Copy" = "sao chép";
+"Copy" = "Sao chép";
 
 /* No comment provided by engineer. */
 "Copyright" = "Bản quyền";