Remove unused LOCKING_SUPPORT_ENABLE from config.h (#19748)

keyboards/orthodox/rev3_teensy/config.h

@@ -38,11 +38,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 #define SOFT_SERIAL_PIN D0
 
-/* Mechanical locking support. Use KC_LCAP, KC_LNUM or KC_LSCR instead in keymap */
-// #define LOCKING_SUPPORT_ENABLE
-/* Locking resynchronize hack */
-// #define LOCKING_RESYNC_ENABLE
-
 /* key combination for command */
 #define IS_COMMAND() ( \
     get_mods() == (MOD_BIT(KC_LSFT) | MOD_BIT(KC_LGUI)) \