update null to nil in docs

docs/DeliverabilityAnalysis.md

@@ -26,21 +26,21 @@
 require 'openapi_client'
 
 instance = Lob::DeliverabilityAnalysis.new(
-  dpv_confirmation: null,
-  dpv_cmra: null,
-  dpv_vacant: null,
-  dpv_active: null,
-  dpv_inactive_reason: null,
-  dpv_throwback: null,
-  dpv_non_delivery_day_flag: null,
-  dpv_non_delivery_day_values: null,
-  dpv_no_secure_location: null,
-  dpv_door_not_accessible: null,
-  dpv_footnotes: null,
-  ews_match: null,
-  lacs_indicator: null,
-  lacs_return_code: null,
-  suite_return_code: null
+  dpv_confirmation: nil,
+  dpv_cmra: nil,
+  dpv_vacant: nil,
+  dpv_active: nil,
+  dpv_inactive_reason: nil,
+  dpv_throwback: nil,
+  dpv_non_delivery_day_flag: nil,
+  dpv_non_delivery_day_values: nil,
+  dpv_no_secure_location: nil,
+  dpv_door_not_accessible: nil,
+  dpv_footnotes: nil,
+  ews_match: nil,
+  lacs_indicator: nil,
+  lacs_return_code: nil,
+  suite_return_code: nil
 )
 ```
 

docs/UsComponents.md

@@ -38,33 +38,33 @@
 require 'openapi_client'
 
 instance = Lob::UsComponents.new(
-  primary_number: null,
-  street_predirection: null,
-  street_name: null,
-  street_suffix: null,
-  street_postdirection: null,
-  secondary_designator: null,
-  secondary_number: null,
-  pmb_designator: null,
-  pmb_number: null,
-  extra_secondary_designator: null,
-  extra_secondary_number: null,
-  city: null,
-  state: null,
-  zip_code: null,
-  zip_code_plus_4: null,
-  zip_code_type: null,
-  delivery_point_barcode: null,
-  address_type: null,
-  record_type: null,
-  default_building_address: null,
-  county: null,
-  county_fips: null,
-  carrier_route: null,
-  carrier_route_type: null,
-  po_box_only_flag: null,
-  latitude: null,
-  longitude: null
+  primary_number: nil,
+  street_predirection: nil,
+  street_name: nil,
+  street_suffix: nil,
+  street_postdirection: nil,
+  secondary_designator: nil,
+  secondary_number: nil,
+  pmb_designator: nil,
+  pmb_number: nil,
+  extra_secondary_designator: nil,
+  extra_secondary_number: nil,
+  city: nil,
+  state: nil,
+  zip_code: nil,
+  zip_code_plus_4: nil,
+  zip_code_type: nil,
+  delivery_point_barcode: nil,
+  address_type: nil,
+  record_type: nil,
+  default_building_address: nil,
+  county: nil,
+  county_fips: nil,
+  carrier_route: nil,
+  carrier_route_type: nil,
+  po_box_only_flag: nil,
+  latitude: nil,
+  longitude: nil
 )
 ```