Adds pref to remove internals pressure from status tab, adds it to inspect text (#16110)

* yeets the internals from status panel

* adds pressure reading to the tank inspect text

* Adds a pref toggle

* numbers are hard

* catchup with master

* Revert "catchup with master"

This reverts commit bb972cb110.

code/game/objects/items/weapons/tanks/tanks.dm

@@ -102,6 +102,7 @@
 		descriptive = "furiously hot"
 
 	. += "<span class='notice'>\The [bicon(icon)][src] feels [descriptive]</span>"
+	. += "<span class='notice'>The pressure gauge displays [round(air_contents.return_pressure())] kPa</span>"
 
 /obj/item/tank/blob_act(obj/structure/blob/B)
 	if(B && B.loc == loc)