fix wording

spec/features/projects/import_export/export_file_spec.rb

 require 'spec_helper'
 
-# Integration test that exports a file using the Import/EXport feature
+# Integration test that exports a file using the Import/Export feature
 # It looks up for any sensitive word inside the JSON, so if a sensitive word is found
-# we''l have to either include it adding the model containing it to the +safe_list+
+# we''l have to either include it adding the model that includes it to the +safe_list+
 # or make sure the attribute is blacklisted in the +import_export.yml+ configuration
 feature 'project export', feature: true, js: true do
   include Select2Helper

spec/lib/gitlab/import_export/attribute_configuration_spec.rb

 require 'spec_helper'
 
 
-# Part of the Import/Export feature security testing
+# Part of the test security suite for the Import/Export feature
 # Checks whether there are new attributes in models that are currently being exported as part of the
 # project Import/Export feature.
 # If there are new attributes, these will have to either be added to this spec in case we want them

spec/lib/gitlab/import_export/model_configuration_spec.rb

 require 'spec_helper'
 
-# Part of the Import/Export feature security testing
+# Part of the test security suite for the Import/Export feature
 # Finds if a new model has been added that can potentially be part of the Import/Export
 # If it finds a new model, it will show a +failure_message+ with the options available.
 describe 'Model configuration', lib: true do