Update rubocop example command to include 'bundle exec'

Missy Davies · Missy Davies · commit c43ca717e536 · 2021-10-13T14:17:13.000-04:00
diff --git a/guides/source/contributing_to_ruby_on_rails.md b/guides/source/contributing_to_ruby_on_rails.md
@@ -268,7 +268,7 @@ The above are guidelines - please use your best judgment in using them.
 Additionally, we have [RuboCop](https://www.rubocop.org/) rules defined to codify some of our coding conventions. You can run RuboCop locally against the file that you have modified before submitting a pull request:
 
 ```bash
-$ rubocop actionpack/lib/action_controller/metal/strong_parameters.rb
+$ bundle exec rubocop actionpack/lib/action_controller/metal/strong_parameters.rb
 Inspecting 1 file
 .
 

Original file line number	Diff line number	Diff line change
`@@ -268,7 +268,7 @@ The above are guidelines - please use your best judgment in using them.`
`268`	`268`	`Additionally, we have [RuboCop](https://www.rubocop.org/) rules defined to codify some of our coding conventions. You can run RuboCop locally against the file that you have modified before submitting a pull request:`
`269`	`269`
`270`	`270`	```bash
`271`		`-$ rubocop actionpack/lib/action_controller/metal/strong_parameters.rb`
	`271`	`+$ bundle exec rubocop actionpack/lib/action_controller/metal/strong_parameters.rb`
`272`	`272`	`Inspecting 1 file`
`273`	`273`	`.`
`274`	`274`