typofix and (minor) bugfix (#33046)

* adds missing "."

* fixes broken description on reused gene disks

code/game/machinery/kitchen/snackbarmachine.dm

@@ -1,6 +1,6 @@
 /obj/machinery/chem_master/snackbar_machine
 	name = "\improper SnackBar Machine"
-	desc = "An explosion of flavour in every bite"
+	desc = "An explosion of flavour in every bite."
 	condi = 1
 	icon_state = "snackbar"
 	chem_board = /obj/item/weapon/circuitboard/snackbar_machine

code/modules/hydroponics/seed_machines.dm

@@ -17,7 +17,7 @@
 		if(src && user && genes && choice && choice == "Yes" && user.get_active_hand() == src)
 			to_chat(user, "You wipe the disk data.")
 			name = initial(name)
-			desc = initial(name)
+			desc = initial(desc)
 			genes = list()
 			genesource = "unknown"