Replaces Nutriment with Salt in Virology cures

suggestion from forum thread on making virology less painful and dumb

doesnt fix the rng but i guess this is better?

code/datums/diseases/advance/advance.dm

@@ -11,7 +11,7 @@ var/list/archive_diseases = list()
 
 // The order goes from easy to cure to hard to cure.
 var/list/advance_cures = 	list(
-									"nutriment", "sugar", "orangejuice",
+									"sodiumchloride", "sugar", "orangejuice",
 									"spaceacillin", "salglu_solution", "ethanol",
 									"leporazine", "synaptizine", "lipolicide",
 									"silver", "gold"
@@ -424,4 +424,4 @@ var/list/advance_cures = 	list(
 		src << "<a href='?_src_=vars;Vars=\ref[D]'>[D.name] - [D.holder]</a>"
 */
 
-#undef RANDOM_STARTING_LEVEL
+#undef RANDOM_STARTING_LEVEL