Update docs/modules/ROOT/pages/upgrade_to_version_2.adoc

Co-authored-by: Benjamin Quorning <[email protected]>

Author: pirj

docs/modules/ROOT/pages/upgrade_to_version_2.adoc

@@ -35,7 +35,7 @@ AllCops:
 RuboCop extensions had cops with clashing names and departments, e.g. both `rspec-rails` and `rubocop-rspec` had `Rails::HttpStatus` cops.
 To avoid issues, e.g. inability to disable just one of the cops, each extension now has its own uber-department.
 Expectedly, RuboCop RSpec’s uber-department name is `RSpec`.
-Changes are only applied to cops that don't already have the department set to `RSpec`, i.e. `Capybara`, `FactoryBot` and `Rails`.
+Changes are only applied to cops that don’t already have the department set to `RSpec`, i.e. `Capybara`, `FactoryBot` and `Rails`.
 
 [source,yaml]
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