Re-adds UI interaction sounds to modular computers. (#16904)

* Re-adds UI interaction sounds to modular computers.

* Apply suggestions from code review

---------

Co-authored-by: Matt Atlas <liermattia@gmail.com>

code/modules/modular_computers/computers/modular_computer/ui.dm

@@ -183,6 +183,7 @@
 		toggle_service(params["service_to_toggle"], usr)
 		. = TRUE
 
+	playsound(src, click_sound)
 	update_icon()
 
 /obj/item/modular_computer/ui_status(mob/user, datum/ui_state/state)

code/modules/modular_computers/computers/modular_computer/variables.dm

@@ -84,4 +84,6 @@
 
 	var/registered_message = ""
 
+	var/click_sound = 'sound/machines/holoclick.ogg'
+
 	charge_failure_message = " does not have a battery installed."

html/changelogs/mattatlas-kbs.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: MattAtlas (Code), Atteria (Sound)
+
+# 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:
+  - rscadd: "Re-added UI interaction sounds to modular computers."