Fix shared example name

Author: pirj

spec/shared/default_rspec_language_config_context.rb

@@ -1,6 +1,6 @@
 # frozen_string_literal: true
 
-RSpec.shared_context 'with default AllCops.RSpec.Language config', :config do
+RSpec.shared_context 'with default RSpec/Language config', :config do
   # Deep duplication is needed to prevent config leakage between examples
   let(:other_cops) do
     default_language = RuboCop::ConfigLoader