fix nl_langinfo table for LC_TIME era-related items

due to a skipped slot and missing null terminator, the last few
strings were off by one or two slots from their item codes.

src/locale/langinfo.c

@@ -18,8 +18,9 @@ static const char c_time[] =
 	"%H:%M:%S\0"
 	"%I:%M:%S %p\0"
 	"\0"
+	"\0"
 	"%m/%d/%y\0"
-	"0123456789"
+	"0123456789\0"
 	"%a %b %e %T %Y\0"
 	"%H:%M:%S";