[Keymap] Add caps word enable to dshields keymaps (#20862)

Co-authored-by: Daniel Shields <dshields@cboe.com>

users/dshields/config.h

@@ -10,6 +10,7 @@
 #define TAPPING_TERM              200
 #define BACKLIGHT_BREATHING
 #define DYNAMIC_MACRO_NO_NESTING
+#define BOTH_SHIFTS_TURNS_ON_CAPS_WORD
 
 #define MOUSEKEY_INTERVAL         20
 #define MOUSEKEY_DELAY            0

users/dshields/rules.mk

@@ -9,7 +9,8 @@ SPACE_CADET_ENABLE    = no
 LEADER_ENABLE         = no
 DYNAMIC_MACRO_ENABLE  = yes
 
-LTO_ENABLE = yes
+LTO_ENABLE            = yes
+CAPS_WORD_ENABLE      = yes
 
 ifeq ($(strip $(KEYBOARD)), planck/rev3)
 	AUDIO_ENABLE	  = no