Fix all rubocop violations

activerecord/lib/active_record/connection_adapters/abstract/database_statements.rb

@@ -465,12 +465,12 @@ module ActiveRecord
             @binds = []
           end
 
-          def << str
+          def <<(str)
             @parts << str
             self
           end
 
-          def add_bind obj
+          def add_bind(obj)
             @binds << obj
             @parts << Arel::Nodes::BindParam.new(1)
             self

activesupport/lib/active_support/messages/metadata.rb

@@ -1,4 +1,5 @@
 # frozen_string_literal: true
+
 require "time"
 
 module ActiveSupport