Fix integration specs to work with the super sidebar

What does this MR do and why?

Fix integration specs to work with the super sidebar

This fixes all Integration specs which used the shared project_integrations_shared_context.rb

Screenshots or screen recordings

No visual changes

How to set up and validate locally

bin/rspec ee/spec/features/projects/integrations/jira_issues_list_spec.rb \
ee/spec/features/projects/integrations/project_integrations_spec.rb \
ee/spec/features/projects/integrations/user_activates_github_spec.rb \
ee/spec/features/projects/integrations/user_activates_jira_spec.rb \
spec/features/projects/integrations/apple_app_store_spec.rb \
spec/features/projects/integrations/disable_triggers_spec.rb \
spec/features/projects/integrations/google_play_spec.rb \
spec/features/projects/integrations/project_integrations_spec.rb \
spec/features/projects/integrations/user_activates_asana_spec.rb \
spec/features/projects/integrations/user_activates_assembla_spec.rb \
spec/features/projects/integrations/user_activates_atlassian_bamboo_ci_spec.rb \
spec/features/projects/integrations/user_activates_emails_on_push_spec.rb \
spec/features/projects/integrations/user_activates_irker_spec.rb \
spec/features/projects/integrations/user_activates_issue_tracker_spec.rb \
spec/features/projects/integrations/user_activates_jetbrains_teamcity_ci_spec.rb \
spec/features/projects/integrations/user_activates_jira_spec.rb \
spec/features/projects/integrations/user_activates_mattermost_slash_command_spec.rb \
spec/features/projects/integrations/user_activates_packagist_spec.rb \
spec/features/projects/integrations/user_activates_pivotaltracker_spec.rb \
spec/features/projects/integrations/user_activates_pushover_spec.rb \
spec/features/projects/integrations/user_activates_slack_notifications_spec.rb \
spec/features/projects/integrations/user_activates_slack_slash_command_spec.rb \
spec/features/projects/integrations/user_uses_inherited_settings_spec.rb \
spec/features/projects/integrations/user_views_services_spec.rb

MR acceptance checklist

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