Merge branch 'features/validators-note' into 'develop'

Pipeline Ingestion: Note

Closes #290

See merge request pleroma/pleroma!2984

diff --cc lib/pleroma/web/activity_pub/activity_pub.ex
Simple merge

diff --cc lib/pleroma/web/activity_pub/object_validator.ex
Simple merge

diff --cc lib/pleroma/web/activity_pub/object_validators/audio_video_validator.ex
Simple merge

diff --cc lib/pleroma/web/activity_pub/object_validators/common_validations.ex
Simple merge

diff --cc lib/pleroma/web/activity_pub/side_effects.ex
Simple merge

diff --cc lib/pleroma/web/activity_pub/transmogrifier.ex
Simple merge

diff --cc test/pleroma/activity_test.exs
Simple merge

diff --cc test/pleroma/web/activity_pub/activity_pub_controller_test.exs
Simple merge

diff --cc test/pleroma/web/activity_pub/transmogrifier/audio_handling_test.exs
Simple merge

diff --cc test/pleroma/web/common_api_test.exs
Simple merge