Add wmllint spelling exception for 'naptha'

data/core/units/khalifate/Tineen.cfg

@@ -19,6 +19,7 @@
     {AMLA_DEFAULT}
     cost=65
     usage=fighter
+    # wmllint: local spelling naptha
     description= _ "Qatif-al-nar who have shut out the world for their experiments are given the honorific Tineen, as both a sign of respect and of fear. No longer cognizant of the value of life, Tineen are caught up in the power of their caged fire and likely to test their latest naptha jar at the first opportunity."
     die_sound={SOUND_LIST:ELF_HIT}
     {DEFENSE_ANIM "units/khalifate/tineen.png" "units/khalifate/tineen.png" {SOUND_LIST:ELF_HIT} }