Revert "[MIRROR] Replace all secondary flags with bitflags stored in the flags_2 var" (#2457)

ok you know what yeah i think i'll properly mirror https://github.com/Citadel-Station-13/Citadel-Station-13/pull/2411

code/modules/language/machine.dm

@@ -6,7 +6,7 @@
 	exclaim_verb = "whistles loudly"
 	spans = list(SPAN_ROBOT)
 	key = "6"
-	flags_1 = NO_STUTTER
+	flags = NO_STUTTER
 	syllables = list("beep","beep","beep","beep","beep","boop","boop","boop","bop","bop","dee","dee","doo","doo","hiss","hss","buzz","buzz","bzz","ksssh","keey","wurr","wahh","tzzz")
 	space_chance = 10
 	default_priority = 90