rename method for ruby conventions

app/services/imports/lettings_logs_import_service.rb

@@ -66,7 +66,7 @@ module Imports
       attributes["startdate"] = compose_date(xml_doc, "DAY", "MONTH", "YEAR")
       attributes["owning_organisation_id"] = find_organisation_id(xml_doc, "OWNINGORGID")
       attributes["managing_organisation_id"] = find_organisation_id(xml_doc, "MANINGORGID")
-      attributes["creation_method"] = get_creation_method(xml_doc)
+      attributes["creation_method"] = creation_method(xml_doc)
       attributes["joint"] = unsafe_string_as_integer(xml_doc, "joint")
       attributes["startertenancy"] = unsafe_string_as_integer(xml_doc, "_2a")
       attributes["tenancy"] = unsafe_string_as_integer(xml_doc, "Q2b")

app/services/imports/logs_import_service.rb

@@ -30,7 +30,7 @@ module Imports
       "Manual Entry" => "single log",
     }.freeze
 
-    def get_creation_method(xml_doc)
+    def creation_method(xml_doc)
       upload_method = meta_field_value(xml_doc, "upload-method")
       CREATION_METHODS[upload_method]
     end

app/services/imports/sales_logs_import_service.rb

@@ -31,7 +31,7 @@ module Imports
       attributes["owning_organisation_id"] = find_organisation_id(xml_doc, "OWNINGORGID")
       attributes["type"] = unsafe_string_as_integer(xml_doc, "DerSaleType")
       attributes["old_id"] = meta_field_value(xml_doc, "document-id")
-      attributes["creation_method"] = get_creation_method(xml_doc)
+      attributes["creation_method"] = creation_method(xml_doc)
       attributes["created_at"] = Time.zone.parse(meta_field_value(xml_doc, "created-date"))
       attributes["updated_at"] = Time.zone.parse(meta_field_value(xml_doc, "modified-date"))
       attributes["purchid"] = string_or_nil(xml_doc, "PurchaserCode")