[Balance]add the ability to store fixOvein in the pouch medkit. (#6037)

# About the pull request

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# Explain why it's good for the game
fix ovein is an upgrade version of the suture to fix IB so it make sense
to me to allow medic to store it with the suture.
# Testing Photographs and Procedure
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<summary>Screenshots & Videos</summary>

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# Changelog
:cl:
balance: add the ability to store fixOvein in the pouch medkit.
/:cl:

Co-authored-by: Julien <[email protected]>

code/game/objects/items/storage/pouch.dm

@@ -824,6 +824,7 @@
 		/obj/item/roller = list(SKILL_MEDICAL, SKILL_MEDICAL_MEDIC),
 		/obj/item/bodybag = list(SKILL_MEDICAL, SKILL_MEDICAL_MEDIC),
 		/obj/item/reagent_container/blood = list(SKILL_MEDICAL, SKILL_MEDICAL_MEDIC),
+		/obj/item/tool/surgery/FixOVein = list(SKILL_MEDICAL, SKILL_MEDICAL_MEDIC),
 	)
 	can_hold_skill_only = TRUE