Fix Rubocop issues

lib/generators/react_on_rails/templates/dev_tests/spec/rails_helper.rb

@@ -40,7 +40,7 @@
 # ActiveRecord::Migration.maintain_test_schema!
 
 RSpec.configure do |config|
-  config.before(:each, js: true, type: :system) do
+  config.before(:each, :js, type: :system) do
     driven_by :selenium_chrome
   end
 

lib/generators/react_on_rails/templates/dev_tests/spec/system/hello_world_spec.rb

@@ -2,7 +2,7 @@
 
 require_relative "../rails_helper"
 
-describe "Hello World", js: true do
+describe "Hello World", :js do
   it "the hello world example works" do
     visit "/hello_world"
     expect(heading).to have_text("Hello World")

lib/react_on_rails/locales/base.rb

@@ -100,7 +100,7 @@ def default_locale
 
       def convert
         file_names.each do |name|
-          template = send("template_#{name}")
+          template = send(:"template_#{name}")
           path = file(name)
           generate_file(template, path)
         end

spec/dummy/spec/rails_helper.rb

@@ -100,11 +100,11 @@
     Rack::Handler::Puma.run(app, Port: port)
   end
 
-  config.before(:each, js: true, type: :system) do
+  config.before(:each, :js, type: :system) do
     driven_by driver
   end
 
-  config.before(:each, rack_test: true, type: :system) do
+  config.before(:each, :rack_test, type: :system) do
     driven_by :rack_test
   end
 

spec/react_on_rails/react_component/render_options_spec.rb

@@ -148,7 +148,7 @@ def the_attrs(react_component_name: "App", options: {})
 
       context "without #{option} option" do
         it "returns #{option} from config" do
-          ReactOnRails.configuration.public_send("#{option}=", true)
+          ReactOnRails.configuration.public_send(:"#{option}=", true)
           attrs = the_attrs
 
           opts = described_class.new(**attrs)