Convert some bools to TRUE/FALSE instead of 1/0. (#11100)

Co-authored-by: Aronai Sieyes <arokha@arokha.com>

code/modules/modular_computers/NTNet/NTNet_relay.dm

@@ -6,8 +6,8 @@
 	active_power_usage = 20000 //20kW, apropriate for machine that keeps massive cross-Zlevel wireless network operational.
 	idle_power_usage = 100
 	icon_state = "ntnet"
-	anchored = 1
-	density = 1
+	anchored = TRUE
+	density = TRUE
 	circuit = /obj/item/weapon/circuitboard/ntnet_relay
 	var/datum/ntnet/NTNet = null // This is mostly for backwards reference and to allow varedit modifications from ingame.
 	var/enabled = 1				// Set to 0 if the relay was turned off

code/modules/modular_computers/computers/subtypes/dev_console.dm

@@ -8,7 +8,7 @@
 	icon_state_menu = "menu"
 	hardware_flag = PROGRAM_CONSOLE
 	anchored = TRUE
-	density = 1
+	density = TRUE
 	layer = 2.9
 	base_idle_power_usage = 100
 	base_active_power_usage = 500

code/modules/modular_computers/computers/subtypes/dev_telescreen.dm

@@ -9,7 +9,7 @@
 	icon_state_screensaver = "standby"
 	hardware_flag = PROGRAM_TELESCREEN
 	anchored = TRUE
-	density = 0
+	density = FALSE
 	base_idle_power_usage = 75
 	base_active_power_usage = 300
 	max_hardware_size = 2
@@ -53,7 +53,7 @@
 					valid = TRUE
 
 			if(valid)
-				anchored = 1
+				anchored = TRUE
 				screen_on = TRUE
 				to_chat(user, "You secure \the [src].")
 			return