Adds some new (colourable!) tailmaw variants (#4567)

## About The Pull Request
Adds three new (wagging) tailmaw variants: coloured head, striped, and a
combo of the two!
## Why It's Good For The Game
More variety is always good, especially character creation variety!
## Proof Of Testing
<details>
<summary>Screenshots/Videos</summary>
<img width="340" height="333" alt="image"
src="https://github.com/user-attachments/assets/83c92430-82bb-4e94-9eb0-f8efcb349bd3"
/>
<img width="339" height="341" alt="image"
src="https://github.com/user-attachments/assets/ac50538d-9499-4e9c-8cf5-52cea4d1e3dc"
/>
<img width="336" height="341" alt="image"
src="https://github.com/user-attachments/assets/a7eacab3-801e-4543-9236-6207eea72462"
/>


https://github.com/user-attachments/assets/d1f9762c-2a20-458e-915b-5242d24e1087
</details>

## Changelog
🆑
add: Added three tailmaw variants: Coloured Head, Striped, and a combo
of the two.
/🆑

modular_zubbers/code/modules/customization/sprite_accessories/tails.dm

@@ -109,6 +109,23 @@
 	icon = 'modular_zubbers/icons/customization/tails.dmi'
 	color_src = USE_MATRIXED_COLORS
 
+/datum/sprite_accessory/tails/mammal/wagging/tailmaw/head
+	name = "Tailmaw (Coloured Head)"
+	icon_state = "tailmawwag_head"
+	icon = 'modular_zubbers/icons/customization/tails.dmi'
+	color_src = USE_MATRIXED_COLORS
+
+/datum/sprite_accessory/tails/mammal/wagging/tailmaw/striped
+	name = "Tailmaw (Striped)"
+	icon_state = "tailmawwag_striped"
+	icon = 'modular_zubbers/icons/customization/tails.dmi'
+	color_src = USE_MATRIXED_COLORS
+
+/datum/sprite_accessory/tails/mammal/wagging/tailmaw/stripedhead
+	name = "Tailmaw (Striped, Coloured Head)"
+	icon_state = "tailmawwag_stripedhead"
+	icon = 'modular_zubbers/icons/customization/tails.dmi'
+	color_src = USE_MATRIXED_COLORS
 /datum/sprite_accessory/tails/mammal/wagging/large_cat_plain // Sprites by Smol42
 	name = "Large cat (Plain)"
 	icon_state = "largecatplain"