Medical doctors and CMOs can get virologist bounties (#96971)

## About The Pull Request

Virologist bounties are currently unobtainable, probably from when
virologist was removed. This PR gives medical doctors and CMOs a 25%
chance to get a virologist bounty instead of a regular bounty.

## Why It's Good For The Game

Content

## Changelog

🆑
add: Medical doctors and CMOs can get old virologist bounties
spellcheck: Changed "transmissible" to "transmission" in virologist
bounties
/🆑

---------

Co-authored-by: Fghj240 <fakeemail@notrealemail.com>

code/modules/cargo/bounties/virus.dm

@@ -60,7 +60,7 @@
 	return virus.totalStealth() == stat_value
 
 /datum/bounty/virus/transmit
-	stat_name = "transmissible"
+	stat_name = "transmission"
 
 /datum/bounty/virus/transmit/accepts_virus(datum/disease/advance/virus)
 	return virus.totalTransmittable() == stat_value

code/modules/cargo/bounty.dm

@@ -105,8 +105,11 @@ GLOBAL_LIST_EMPTY(shared_crew_bounties)
 					chosen_type = /datum/bounty/reagent/chemical_simple
 				else
 					chosen_type = /datum/bounty/reagent/chemical_complex
-			if(CIV_JOB_VIRO)
-				chosen_type = pick(subtypesof(/datum/bounty/virus))
+			if(CIV_JOB_MED_VIRO)
+				if(prob(75))
+					chosen_type = pick(subtypesof(/datum/bounty/item/medical))
+				else
+					chosen_type = pick(subtypesof(/datum/bounty/virus))
 			if(CIV_JOB_SCI)
 				if(prob(50))
 					chosen_type = pick(subtypesof(/datum/bounty/item/science))