Removes Entertainment Monitor Meta-Reference (#3940)

## About The Pull Request

Replaces the meta-reference in the entertainment monitor with
lore-friendly and realistic text.


![image](https://github.com/user-attachments/assets/339cbde3-f155-4389-b1af-585d3a41d659)


![image](https://github.com/user-attachments/assets/8552a5c6-052b-48e3-8f63-abca4af66d2e)

## Changelog

:cl:
fix: changes flavor text on entertainment monitor
/:cl:

---------

Co-authored-by: FalloutFalcon <[email protected]>

code/game/machinery/computer/camera.dm

@@ -258,7 +258,7 @@
 
 /obj/machinery/computer/security/telescreen/entertainment
 	name = "entertainment monitor"
-	desc = "Damn, they better have the /tg/ channel on these things."
+	desc = "A screen displaying various entertainment channels. I hope they have that new Gezenan sitcom on this."
 	icon = 'icons/obj/status_display.dmi'
 	icon_state = "entertainment_blank"
 	network = list("thunder")