Qdel diona metabolism and dionastat (#17322)

* Atomization

* dsfa

---------

Co-authored-by: FluffyGhost <FluffyGhost>

code/modules/mob/living/carbon/alien/diona/diona_nymph.dm

@@ -324,6 +324,9 @@
 /mob/living/carbon/alien/diona/Destroy()
 	walk_to(src, 0)
 	cleanupTransfer()
+	QDEL_NULL(ingested)
+	QDEL_NULL(vessel)
+	QDEL_NULL(DS)
 	. = ..()
 
 /mob/living/carbon/alien/diona/proc/wear_hat(var/obj/item/new_hat)

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

@@ -606,6 +606,15 @@ var/list/diona_banned_languages = list(
 	var/regen_limb_progress
 	var/pause_regen = FALSE
 
+/datum/dionastats/Destroy(force)
+	sampled_DNA = null
+	language_progress = null
+
+	last_location = null
+	regen_limb = null
+	regen_extra = null
+	. = ..()
+
 /datum/dionastats/proc/do_blood_suck(var/mob/living/carbon/user, var/mob/living/carbon/human/H)
 	user.visible_message(SPAN_DANGER("[user] is trying to bite [H.name]."), SPAN_DANGER("You start biting \the [H], you both must stay still!"))
 	user.face_atom(get_turf(H))

html/changelogs/FluffyGhost-qdel_diona_metabolism_and_dionastat.yml

@@ -0,0 +1,41 @@
+################################
+# Example Changelog File
+#
+# Note: This file, and files beginning with ".", and files that don't end in ".yml" will not be read. If you change this file, you will look really dumb.
+#
+# Your changelog will be merged with a master changelog. (New stuff added only, and only on the date entry for the day it was merged.)
+# When it is, any changes listed below will disappear.
+#
+# Valid Prefixes:
+#   bugfix
+#   wip (For works in progress)
+#   tweak
+#   soundadd
+#   sounddel
+#   rscadd (general adding of nice things)
+#   rscdel (general deleting of nice things)
+#   imageadd
+#   imagedel
+#   maptweak
+#   spellcheck (typo fixes)
+#   experiment
+#   balance
+#   admin
+#   backend
+#   security
+#   refactor
+#################################
+
+# Your name.
+author: FluffyGhost
+
+# Optional: Remove this file after generating master changelog.  Useful for PR changelogs that won't get used again.
+delete-after: True
+
+# Any changes you've made.  See valid prefix list above.
+# INDENT WITH TWO SPACES.  NOT TABS.  SPACES.
+# SCREW THIS UP AND IT WON'T WORK.
+# Also, all entries are changed into a single [] after a master changelog generation. Just remove the brackets when you add new entries.
+# Please surround your changes in  double quotes ("), as certain characters otherwise screws up compiling. The quotes will not show up in the changelog.
+changes:
+  - bugfix: "Diona nymphs should now QDEL correctly alongside dionastat."