Changes all .len to length() where applicable (#25174)

* Globals work

* Double access works

* All other things

* Revert "All other things"

This reverts commit 6574442eb6.

* More changes that compile and work

* IT WORKS AAAAAA

* Changes even more .len to length()

* Apply suggestions from code review

* Update code/datums/mind.dm

* Update code/__HELPERS/sorts/InsertSort.dm

Co-authored-by: Deniz <66401072+Oyu07@users.noreply.github.com>

* Update code/__HELPERS/sanitize_values.dm

Co-authored-by: Deniz <66401072+Oyu07@users.noreply.github.com>

---------

Co-authored-by: FunnyMan3595 (Charlie Nolan) <funnyman@google.com>
Co-authored-by: Deniz <66401072+Oyu07@users.noreply.github.com>

code/modules/recycling/disposal.dm

@@ -101,7 +101,7 @@
 		var/obj/item/storage/S = I
 		if(!S.removal_allowed_check(user))
 			return
-		if((S.allow_quick_empty || S.allow_quick_gather) && S.contents.len)
+		if((S.allow_quick_empty || S.allow_quick_gather) && length(S.contents))
 			S.hide_from(user)
 			user.visible_message("[user] empties \the [S] into \the [src].", "You empty \the [S] into \the [src].")
 			for(var/obj/item/O in S.contents)
@@ -140,7 +140,7 @@
 	. = TRUE
 	if(!I.use_tool(src, user, 0, volume = I.tool_volume))
 		return
-	if(contents.len > 0)
+	if(length(contents) > 0)
 		to_chat(user, "Eject the items first!")
 		return
 	if(mode==0) // It's off but still not unscrewed
@@ -154,7 +154,7 @@
 	if(mode != required_mode_to_deconstruct)
 		return
 	. = TRUE
-	if(contents.len > 0)
+	if(length(contents) > 0)
 		to_chat(user, "Eject the items first!")
 		return
 	if(!I.tool_use_check(user, 0))
@@ -379,7 +379,7 @@
 		return
 
 	// 	check for items in disposal - occupied light
-	if(contents.len > 0)
+	if(length(contents) > 0)
 		. += "dispover-full"
 		underlays += emissive_appearance(icon, "dispover-full")
 
@@ -403,7 +403,7 @@
 
 	flush_count++
 	if(flush_count >= flush_every_ticks)
-		if(contents.len)
+		if(length(contents))
 			if(mode == 2)
 				spawn(0)
 					flush()