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

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

code/ATMOSPHERICS/components/binary_devices/algae_generator_vr.dm

@@ -6,8 +6,8 @@
 	icon = 'icons/obj/machines/algae_vr.dmi'
 	icon_state = "algae-off"
 	circuit = /obj/item/weapon/circuitboard/algae_farm
-	anchored = 1
-	density = 1
+	anchored = TRUE
+	density = TRUE
 	power_channel = EQUIP
 	use_power = USE_POWER_IDLE
 	idle_power_usage = 100		// Minimal lights to keep algae alive

code/ATMOSPHERICS/components/binary_devices/circulator.dm

@@ -5,7 +5,7 @@
 	desc = "A gas circulator turbine and heat exchanger."
 	icon = 'icons/obj/power.dmi'
 	icon_state = "circ-unassembled"
-	anchored = 0
+	anchored = FALSE
 	pipe_flags = PIPING_DEFAULT_LAYER_ONLY|PIPING_ONE_PER_TURF
 
 	var/kinetic_efficiency = 0.04 //combined kinetic and kinetic-to-electric efficiency
@@ -21,7 +21,7 @@
 	var/stored_energy = 0
 	var/temperature_overlay
 
-	density = 1
+	density = TRUE
 
 /obj/machinery/atmospherics/binary/circulator/New()
 	..()

code/ATMOSPHERICS/components/binary_devices/pipeturbine.dm

@@ -3,8 +3,8 @@
 	desc = "A gas turbine. Converting pressure into energy since 1884."
 	icon = 'icons/obj/pipeturbine.dmi'
 	icon_state = "turbine"
-	anchored = 0
-	density = 1
+	anchored = FALSE
+	density = TRUE
 
 	var/efficiency = 0.4
 	var/kin_energy = 0
@@ -229,8 +229,8 @@
 	desc = "Electrogenerator. Converts rotation into power."
 	icon = 'icons/obj/pipeturbine.dmi'
 	icon_state = "motor"
-	anchored = 0
-	density = 1
+	anchored = FALSE
+	density = TRUE
 
 	var/kin_to_el_ratio = 0.1	//How much kinetic energy will be taken from turbine and converted into electricity
 	var/obj/machinery/atmospherics/pipeturbine/turbine