Generate numeric validations for both log types

lib/tasks/generate_lettings_documentation.rake

@@ -70,7 +70,7 @@ namespace :generate_lettings_documentation do
         validation_description = "Field value is lower than the minimum value or higher than the maximum value"
       end
 
-      if LogValidation.where(validation_name:, field:).exists?
+      if LogValidation.where(validation_name:, field:, log_type: "lettings").exists?
 
         Rails.logger.info("Validation #{validation_name} already exists for #{field}")
         next

lib/tasks/generate_sales_documentation.rake

@@ -69,7 +69,7 @@ namespace :generate_sales_documentation do
         validation_description = "Field value is lower than the minimum value or higher than the maximum value"
       end
 
-      if LogValidation.where(validation_name:, field:).exists?
+      if LogValidation.where(validation_name:, field:, log_type: "sales").exists?
 
         Rails.logger.info("Validation #{validation_name} already exists for #{field}")
         next