Fixes spawning with psionics. (#16969)

Fixes a error when sanitizing a character that doesnt have psionics.
Fixes #16966

Co-authored-by: Werner <Arrow768@users.noreply.github.com>

code/modules/client/preference_setup/general/07_psionics.dm

@@ -49,6 +49,9 @@
 	)
 
 /datum/category_item/player_setup_item/general/psionics/load_special(savefile/S)
+	if(!pref.psionics)
+		pref.psionics = "{}"
+
 	var/before = pref.psionics
 	try
 		pref.psionics = json_decode(pref.psionics)

code/modules/client/preferences.dm

@@ -473,7 +473,7 @@ var/list/preferences_datums = list()
 
 	character.headset_choice = headset_choice
 
-	if(length(psionics) && character.client)
+	if(length(psionics))
 		for(var/power in psionics)
 			var/singleton/psionic_power/P = GET_SINGLETON(text2path(power))
 			if(istype(P) && (P.ability_flags & PSI_FLAG_CANON))

html/changelogs/fix-psionics-spawning.yml

@@ -0,0 +1,42 @@
+################################
+# 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: Arrow768
+
+# 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: "Fixes spawning with psionics."
+  - bugfix: "Fixes a error when sanitizing a character that doesnt have psionics."