VcsBase: Convert to Tr::tr

To reduce the amount of duplicated strings for translators to handle.
The problem is not very prominent in vcsbase, but that's where we
are moving everywhere else.

Change-Id: Icb11fad3bccfea8a1408420e729566a75adccb66
Reviewed-by: Alessandro Portale <alessandro.portale@qt.io>
Reviewed-by: Orgad Shaneh <orgads@gmail.com>

src/plugins/vcsbase/commonvcssettings.h

@@ -12,8 +12,6 @@ namespace Internal {
 
 class CommonVcsSettings : public Utils::AspectContainer
 {
-    Q_DECLARE_TR_FUNCTIONS(VcsBase::Internal::CommonVcsSettings)
-
 public:
     CommonVcsSettings();