lockfile: mark strings for translation

Signed-off-by: Matthieu Moy <Matthieu.Moy@imag.fr>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

lockfile.c

@@ -149,13 +149,13 @@ static int lock_file_timeout(struct lock_file *lk, const char *path,
 void unable_to_lock_message(const char *path, int err, struct strbuf *buf)
 {
 	if (err == EEXIST) {
-		strbuf_addf(buf, "Unable to create '%s.lock': %s.\n\n"
+		strbuf_addf(buf, _("Unable to create '%s.lock': %s.\n\n"
 		    "If no other git process is currently running, this probably means a\n"
 		    "git process crashed in this repository earlier. Make sure no other git\n"
-		    "process is running and remove the file manually to continue.",
+		    "process is running and remove the file manually to continue."),
 			    absolute_path(path), strerror(err));
 	} else
-		strbuf_addf(buf, "Unable to create '%s.lock': %s",
+		strbuf_addf(buf, _("Unable to create '%s.lock': %s"),
 			    absolute_path(path), strerror(err));
 }