Merge branch '1723-token-fixes' into 'develop'

AccountController: Return scope in proper format.

Closes #1723

See merge request pleroma/pleroma!2694

diff --cc lib/pleroma/web/api_spec/operations/account_operation.ex
Simple merge

diff --cc lib/pleroma/web/mastodon_api/controllers/account_controller.ex
Simple merge

diff --cc test/web/mastodon_api/controllers/account_controller_test.exs
Simple merge