Changes some 1s and 0s to TRUE and FALSE (#1967)

code/game/objects/structures/flora.dm

@@ -1,12 +1,12 @@
 /obj/structure/flora
 	resistance_flags = FLAMMABLE
 	max_integrity = 150
-	anchored = 1
+	anchored = TRUE
 
 //trees
 /obj/structure/flora/tree
 	name = "tree"
-	density = 1
+	density = TRUE
 	pixel_x = -16
 	layer = FLY_LAYER
 	var/cut = FALSE
@@ -25,7 +25,7 @@
 				playsound(get_turf(src), 'sound/effects/meteorimpact.ogg', 100 , 0, 0)
 				icon = 'icons/obj/flora/pinetrees.dmi'
 				icon_state = "tree_stump"
-				density = 0
+				density = FALSE
 				pixel_x = -16
 				name += " stump"
 				cut = TRUE
@@ -129,7 +129,7 @@
 	name = "bush"
 	icon = 'icons/obj/flora/snowflora.dmi'
 	icon_state = "snowbush1"
-	anchored = 1
+	anchored = TRUE
 
 /obj/structure/flora/bush/Initialize()
 	icon_state = "snowbush[rand(1, 6)]"
@@ -308,7 +308,7 @@
 	desc = "A volcanic rock"
 	icon = 'icons/obj/flora/rocks.dmi'
 	resistance_flags = FIRE_PROOF
-	density = 1
+	density = TRUE
 
 /obj/structure/flora/rock/Initialize()
 	..()