Adds three new hair flower pins - yellow, blue, and pink.

All three have the same on-ear/head sprite as the current red hair flower pin, but a different in hand sprite.
The red flower pin should remain untouched and is still "hairflower", with the new colours being subtypes.

code/modules/client/preferences_gear.dm

@@ -196,12 +196,30 @@ var/global/list/gear_datums = list()
 	cost = 1
 	slot = slot_head
 
-/datum/gear/hairflower
-	display_name = "hair flower pin"
+/datum/gear/rhairflower
+	display_name = "hair flower pin, red"
 	path = /obj/item/clothing/head/hairflower
 	cost = 1
 	slot = slot_head
 
+/datum/gear/yhairflower
+	display_name = "hair flower pin, yellow"
+	path = /obj/item/clothing/head/hairflower/yellow
+	cost = 1
+	slot = slot_head
+
+/datum/gear/ghairflower
+	display_name = "hair flower pin, pink"
+	path = /obj/item/clothing/head/hairflower/pink
+	cost = 1
+	slot = slot_head
+
+/datum/gear/bhairflower
+	display_name = "hair flower pin, blue"
+	path = /obj/item/clothing/head/hairflower/blue
+	cost = 1
+	slot = slot_head
+
 /datum/gear/dbhardhat
 	display_name = "hardhat, blue"
 	path = /obj/item/clothing/head/hardhat/dblue

code/modules/clothing/head/misc.dm

@@ -18,6 +18,15 @@
 	slot_flags = SLOT_HEAD | SLOT_EARS
 	body_parts_covered = 0
 
+/obj/item/clothing/head/hairflower/blue
+	icon_state = "hairflower_blue"
+
+/obj/item/clothing/head/hairflower/pink
+	icon_state = "hairflower_pink"
+
+/obj/item/clothing/head/hairflower/yellow
+	icon_state = "hairflower_yellow"
+
 /obj/item/clothing/head/powdered_wig
 	name = "powdered wig"
 	desc = "A powdered wig."
@@ -243,7 +252,7 @@
 		)
 	flags_inv = BLOCKHAIR
 	siemens_coefficient = 2.0 //why is it so conductive?!
-	body_parts_covered = 0
+	body_parts_covered = 0
 
 /obj/item/clothing/head/orangebandana //themij: Taryn Kifer
 	name = "orange bandana"