Code Consistency: luminosity --> light_range (#31355)

* Code Consistency: luminosity --> light_range

* Finally-remembers-to-update-PR is best lizard.

* Update singularity.dm

code/modules/power/singularity/containment_field.dm

@@ -9,7 +9,7 @@
 	density = FALSE
 	resistance_flags = INDESTRUCTIBLE | LAVA_PROOF | FIRE_PROOF | UNACIDABLE | ACID_PROOF
 	use_power = NO_POWER_USE
-	luminosity = 4
+	light_range = 4
 	layer = ABOVE_OBJ_LAYER
 	var/obj/machinery/field/generator/FG1 = null
 	var/obj/machinery/field/generator/FG2 = null

code/modules/power/singularity/singularity.dm

@@ -8,7 +8,7 @@
 	anchored = TRUE
 	density = TRUE
 	layer = MASSIVE_OBJ_LAYER
-	luminosity = 6
+	light_range = 6
 	appearance_flags = 0
 	var/current_size = 1
 	var/allowed_size = 1
@@ -278,7 +278,7 @@
 		desc = "[initial(desc)] It glows fiercely with inner fire."
 		name = "supermatter-charged [initial(name)]"
 		consumedSupermatter = 1
-		luminosity = 10
+		set_light(10)
 	return