Adds mint, a new plant that can be processed into menthol (#15383)

* Update medicine.dm

* Update herbals.dm

* Update vending.dm

* added mint seeds

* added mint harvest

* added mint plant

* an attempt to fix the problem

the pr is having trouble with growing.dmi for some reason, i was told to do this

* another empty line for the above reason

* wow okay, be like that then

* no empty lines since you're bickering

* lets see if you like this

* forgot the mint chem in reagents/misc.dm

daily reminder that im a smooth brain

* made it green and distill into menthol

* made it goon

* moving it to the appropriate file

* moved to food.dm since it's a consumable

* clarification of new distilling result for desc

code/modules/hydroponics/grown/herbals.dm

@@ -53,3 +53,28 @@
 	to_chat(user, "<span class='notice'>You mash [src] into a poultice.</span>")
 	user.drop_item()
 	qdel(src)
+
+// mint
+/obj/item/seeds/mint
+	name = "pack of mint seeds"
+	desc = "These seeds grow into mint plants."
+	icon_state = "seed-mint"
+	species = "mint"
+	plantname = "Mint Plant"
+	product = /obj/item/reagent_containers/food/snacks/grown/mint
+	lifespan = 20
+	maturation = 4
+	production = 5
+	yield = 5
+	growthstages = 3
+	icon_dead = "mint-dead"
+	reagents_add = list("mint" = 0.03, "plantmatter" = 0.03)
+
+/obj/item/reagent_containers/food/snacks/grown/mint
+	seed = /obj/item/seeds/mint
+	name = "mint leaves"
+	desc = "Process for mint. Distill for menthol. No need to experi-mint." //haha
+	icon_state = "mint"
+	tastes = list("mint" = 1)
+	filling_color = "#A7EE9F"
+	distill_reagent = "menthol"