Ports a rewritten version of BAYSTRUMENTS (#11680)

* bay instruments

* k

* AAA

* remove that

* changes

* Update _instrument_key.dm

* safety nets

* @ghommie fixed

* volume

* Update item.dm

* Update item.dm

Co-authored-by: Ghom <42542238+Ghommie@users.noreply.github.com>

code/modules/instruments/instrument_data/fun.dm

@@ -0,0 +1,25 @@
+/datum/instrument/fun
+	name = "Generic Fun Instrument"
+	category = "Fun"
+	abstract_type = /datum/instrument/fun
+
+/datum/instrument/fun/honk
+	name = "!!HONK!!"
+	id = "honk"
+	real_samples = list("74"='sound/items/bikehorn.ogg') // Cluwne Heaven
+
+/datum/instrument/fun/signal
+	name = "Ping"
+	id = "ping"
+	real_samples = list("79"='sound/machines/ping.ogg')
+
+/datum/instrument/fun/chime
+	name = "Chime"
+	id = "chime"
+	real_samples = list("79"='sound/machines/chime.ogg')
+
+/datum/instrument/fun/nya
+	name = "NYA NYA NYA"
+	id = "nyanyanya"
+	real_samples = list("79" = 'modular_citadel/sound/voice/nya.ogg')
+	admin_only = TRUE