refactor: rename validate_fields_count and wrong_field_count

app/services/bulk_upload/lettings/validator.rb

@@ -9,7 +9,7 @@ class BulkUpload::Lettings::Validator
   attr_reader :bulk_upload, :path
 
   validate :validate_file_not_empty
-  validate :validate_fields_count
+  validate :validate_field_numbers_count
 
   def initialize(bulk_upload:, path:)
     @bulk_upload = bulk_upload
@@ -128,10 +128,10 @@ private
     end
   end
 
-  def validate_fields_count
+  def validate_field_numbers_count
     return if halt_validations?
 
-    errors.add(:base, :wrong_field_count) if csv_parser.valid_field_numbers_count != csv_parser.class::FIELDS
+    errors.add(:base, :wrong_field_numbers_count) if csv_parser.valid_field_numbers_count != csv_parser.class::FIELDS
   end
 
   def halt_validations!

config/locales/en.yml

@@ -44,7 +44,7 @@ en:
         bulk_upload/lettings/validator:
           attributes:
             base:
-              wrong_field_count: "incorrect number of fields, please ensure you have used the correct template"
+              wrong_field_numbers_count: "incorrect number of fields, please ensure you have used the correct template"
         forms/bulk_upload_lettings/year:
           attributes:
             year: