Refactor machinery to default to being anchored

code/modules/hydroponics/biogenerator.dm

@@ -4,7 +4,6 @@
 	icon = 'icons/obj/machines/biogenerator.dmi'
 	icon_state = "biogen-empty"
 	density = TRUE
-	anchored = TRUE
 	use_power = IDLE_POWER_USE
 	idle_power_usage = 40
 	circuit = /obj/item/circuitboard/machine/biogenerator

code/modules/hydroponics/gene_modder.dm

@@ -4,7 +4,6 @@
 	icon = 'icons/obj/hydroponics/equipment.dmi'
 	icon_state = "dnamod"
 	density = TRUE
-	anchored = TRUE
 	circuit = /obj/item/circuitboard/machine/plantgenes
 
 	var/obj/item/seeds/seed

code/modules/hydroponics/hydroponics.dm

@@ -3,7 +3,6 @@
 	icon = 'icons/obj/hydroponics/equipment.dmi'
 	icon_state = "hydrotray"
 	density = TRUE
-	anchored = TRUE
 	pixel_z = 8
 	obj_flags = CAN_BE_HIT | UNIQUE_RENAME
 	circuit = /obj/item/circuitboard/machine/hydroponics

code/modules/hydroponics/seed_extractor.dm

@@ -45,7 +45,6 @@
 	icon = 'icons/obj/hydroponics/equipment.dmi'
 	icon_state = "sextractor"
 	density = TRUE
-	anchored = TRUE
 	circuit = /obj/item/circuitboard/machine/seed_extractor
 	var/piles = list()
 	var/max_seeds = 1000