Revert "Merge branch '499694-resolve-cross-join-vuln-scope-part-1' into 'master'"

.rubocop_todo/layout/line_length.yml

.rubocop_todo/rspec/context_wording.yml

.rubocop_todo/rspec/named_subject.yml

.rubocop_todo/style/guard_clause.yml

.rubocop_todo/style/if_unless_modifier.yml

app/finders/notes_finder.rb

...nders/autocomplete/vulnerabilities_autocomplete_finder.rb

ee/app/finders/ee/notes_finder.rb

ee/app/finders/security/vulnerabilities_finder.rb

ee/app/finders/security/vulnerability_reads_finder.rb

ee/app/models/instance_security_dashboard.rb

ee/app/models/vulnerabilities/read.rb

ee/app/services/ee/groups/autocomplete_service.rb

ee/app/services/ee/projects/autocomplete_service.rb

ee/app/services/vulnerability_exports/export_service.rb

...p/services/vulnerability_exports/exporters/csv_service.rb

...llers/ee/projects/autocomplete_sources_controller_spec.rb

...rojects/security/vulnerabilities/notes_controller_spec.rb

.../autocomplete/vulnerabilities_autocomplete_finder_spec.rb

ee/spec/finders/security/vulnerabilities_finder_spec.rb