Bump version to v2.25.0

Bump version to v2.25.0

Bump version to v2.24.1 (open-mmlab#7884)

* bump version to v2.24.1

* update dockerfile version

Release of v2.24.0

Release of v2.23.0

Release of v2.23.0

Bump version to v2.22.0

Bump version to v2.22.0

Release of v2.21.0

Bump version to v2.20.0

Bump version to v2.20.0

[Fix] Cancel previous runs that are not completed (open-mmlab#6772)

* [Fix] Cancel previous runs that are not completed

* Empty to check

* Empty to check

Support circleci (open-mmlab#6630)

* add ci

* rename

* fix mmtrack unittest

* update mmcv version

bump version to v2.18.1 (open-mmlab#6510)

* bump version to v2.18.1

* Update changelog.md