Remove deprecated fields

kibot/boards.kibot.yaml

@@ -3,9 +3,11 @@ kibot:
 
 preflight:
   run_erc: false  # There are no sch files generated by Ergogen
-  run_drc: true
-  check_zone_fills: false  # There are no zones to fill
-  ignore_unconnected: true  # Auto-routing doesn't always connect all traces
+  run_drc:
+    dir: kibot/drc
+    enabled: true
+    ignore_unconnected: true  # Auto-routing doesn't always connect all traces
+  fill_zones: true
   filters:
     - filter: 'Ignore library warnings'
       error: 'lib_footprint_issues'

kibot/default.kibot.yaml

@@ -5,10 +5,9 @@ kibot:
   version: 1
 
 preflight:
-  run_erc: false
+  fill_zones: true
   run_drc: false
-  check_zone_fills: false
-  ignore_unconnected: false
+  run_erc: false
 
 outputs:
   - name: jlcpcb_gerbers