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/datums/components/_component.dm

@@ -102,7 +102,7 @@
 				components_of_type = test
 			if(I == our_type)	//exact match, take priority
 				var/inserted = FALSE
-				for(var/J in 1 to components_of_type.len)
+				for(var/J in 1 to length(components_of_type))
 					var/datum/component/C = components_of_type[J]
 					if(C.type != our_type) //but not over other exact matches
 						components_of_type.Insert(J, I)
@@ -127,13 +127,13 @@
 		var/list/components_of_type = dc[I]
 		if(length(components_of_type))	//
 			var/list/subtracted = components_of_type - src
-			if(subtracted.len == 1)	//only 1 guy left
+			if(length(subtracted) == 1)	//only 1 guy left
 				dc[I] = subtracted[1]	//make him special
 			else
 				dc[I] = subtracted
 		else	//just us
 			dc -= I
-	if(!dc.len)
+	if(!length(dc))
 		P.datum_components = null
 
 	UnregisterFromParent()
@@ -241,7 +241,7 @@
 				lookup[sig] -= src
 
 	signal_procs[target] -= sig_type_or_types
-	if(!signal_procs[target].len)
+	if(!length(signal_procs[target]))
 		signal_procs -= target
 
 /// Registers multiple signals to the same proc.