Add extruder definition for all single-extrusion machines

CURA-5334

All changed printers:

 - 101Hero
 - 3dator
 - abax_pri3
 - abax_pri5
 - abax_titan
 - alya3dp
 - anycubic_i3_mega
 - bfb
 - bq_hephestos
 - bq_hephestos_2
 - bq_hephestos_xl
 - bq_witbox
 - bq_witbox_2
 - creality_cr10
 - creality_cr10s4
 - creality_cr10s5
 - dagoma_discoeasy200
 - dagoma_neva
 - delta_go
 - deltabot
 - deltacomb
 - easyarts_ares
 - fabtotum
 - folgertech_FT-5
 - gmax15plus
 - grr_neo
 - imade3d_jellybox
 - innovo_inventor
 - julia
 - kemiq_q2_beta
 - kemiq_q2_gama
 - kossel_mini
 - kossel_pro
 - kupido
 - makeR_pegasus
 - makeR_prusa_tairona_i3
 - maker_starter
 - makerbotreplicator
 - malyan_m180
 - malyan_m200
 - mankati_fullscale_xt_plus
 - mendel90
 - monoprice_select_mini_v1
 - monoprice_select_mini_v2
 - peopoly_moai
 - printrbot_play
 - printrbot_play_heated
 - printrbot_simple
 - printrbot_simple_extended
 - printrbot_simple_makers_kit
 - prusa_i3
 - prusa_i3_mk2
 - prusa_i3_xl
 - raise3D_N2_plus_single
 - raise3D_N2_single
 - renkforce_rf100
 - rigid3d
 - rigid3d_3rdgen
 - rigid3d_hobby
 - rigid3d_mucit
 - rigid3d_zero
 - rigid3d_zero2
 - rigidbot
 - rigidbot_big
 - robo_3d_r1
 - seemecnc_artemis
 - seemecnc_v32
 - tam
 - tevo_blackwidow
 - tevo_tarantula
 - ubuild-3d_mr_bot_280
 - ultimaker2
 - ultimaker2_extended
 - ultimaker2_extended_plus
 - ultimaker2_go
 - ultimaker2_plus
 - ultimaker_original
 - ultimaker_original_plus
 - uniqbot_one
 - vertex_delta_k8800
 - vertex_k8400
 - zone3d_printer
 - zyyx_agile

resources/definitions/rigid3d_zero.def.json

@@ -7,7 +7,11 @@
         "author": "Ultimaker",
         "manufacturer": "Rigid3D",
         "file_formats": "text/x-gcode",
-        "platform_offset": [ 0, 0, 0]
+        "platform_offset": [ 0, 0, 0],
+        "machine_extruder_trains":
+        {
+            "0": "rigid3d_zero_extruder_0"
+        }
     },
 
     "overrides": {