fix linting errors

Author: CharlesDelannoy

lib/safe-pg-migrations/plugins/blocking_activity_logger.rb

@@ -23,7 +23,6 @@ module BlockingActivityLogger
           super(*args, **options, &block)
         end
       end
-      method
     end
 
     %i[add_index remove_index].each do |method|

lib/safe-pg-migrations/plugins/statement_retrier.rb

@@ -8,7 +8,6 @@ module StatementRetrier
       define_method method do |*args, **options, &block|
         retry_if_lock_timeout { super(*args, **options, &block) }
       end
-      method
     end
 
     private

lib/safe-pg-migrations/plugins/strong_migrations_integration.rb

@@ -59,7 +59,6 @@ def strong_migration_available?
 
         safety_assured { super(*args, **options) }
       end
-      method
     end
 
     def add_column(table_name, *args, **options)