Add lints for idiomatic balloon alert usage (#72280)

Adds lints for `balloon_alert(span_xxx(...))` (which is always wrong),
and balloon alert where the first letter is a capital (which is usually
wrong). Fixes everything that failed them. As a reminder, abbreviations
like "AI" and "GPS" shouldn't be capitalized in a balloon alert.

In cases where this is intentional for flavor (there was one case), you
can `UNLINT` like so:

Co-authored-by: Zephyr <12817816+ZephyrTFA@users.noreply.github.com>

code/modules/wiremod/shell/moneybot.dm

@@ -35,7 +35,7 @@
 		return
 	set_anchored(!anchored)
 	tool.play_tool_sound(src)
-	balloon_alert(user, "You [anchored?"secure":"unsecure"] [src].")
+	balloon_alert(user, anchored ? "secured" : "unsecured")
 	return TRUE
 
 

code/modules/wiremod/shell/scanner_gate.dm

@@ -22,7 +22,7 @@
 		return
 	set_anchored(!anchored)
 	tool.play_tool_sound(src)
-	balloon_alert(user, "You [anchored?"secure":"unsecure"] [src].")
+	balloon_alert(user, anchored ? "secured" : "unsecured")
 	return TRUE
 
 /obj/structure/scanner_gate_shell/proc/on_entered(datum/source, atom/movable/AM)

code/modules/wiremod/shell/server.dm

@@ -20,5 +20,5 @@
 /obj/structure/server/wrench_act(mob/living/user, obj/item/tool)
 	set_anchored(!anchored)
 	tool.play_tool_sound(src)
-	balloon_alert(user, "You [anchored?"secure":"unsecure"] [src].")
+	balloon_alert(user, anchored ? "secured" : "unsecured")
 	return TRUE