Moves tesla_ignore from var on /mob/living to secondary flag

code/modules/mob/living/carbon/carbon_defense.dm

@@ -169,7 +169,7 @@
 	..()
 
 /mob/living/carbon/electrocute_act(shock_damage, obj/source, siemens_coeff = 1, safety = 0, override = 0, tesla_shock = 0, illusion = 0, stun = TRUE)
-	if(tesla_shock && tesla_ignore)
+	if(tesla_shock && HAS_SECONDARY_FLAG(src, TESLA_IGNORE))
 		return FALSE
 	shock_damage *= siemens_coeff
 	if(dna && dna.species)

code/modules/mob/living/carbon/human/human_defense.dm

@@ -456,7 +456,7 @@
 			else if(S.siemens_coefficient == (-1))
 				total_coeff -= 1
 		siemens_coeff = total_coeff
-		if(tesla_ignore)
+		if(HAS_SECONDARY_FLAG(src, TESLA_IGNORE))
 			siemens_coeff = 0
 	else if(!safety)
 		var/gloves_siemens_coeff = 1