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/mining/minebot.dm

@@ -195,7 +195,7 @@
 		O.forceMove(src)
 
 /mob/living/simple_animal/hostile/mining_drone/proc/DropOre(message = 1)
-	if(!contents.len)
+	if(!length(contents))
 		if(message)
 			to_chat(src, "<span class='warning'>You attempt to dump your stored ore, but you have none.</span>")
 		return