Merge branch 'hustewart-update-autoscaling' into 'master'

Replace autoscaler/v2beta2 with autoscaler/v2

See merge request https://gitlab.com/gitlab-org/cluster-integration/auto-deploy-image/-/merge_requests/338



Merged-by: Shinya Maeda <shinya@gitlab.com>
Approved-by: Timo Furrer <tfurrer@gitlab.com>
Approved-by: Shinya Maeda <shinya@gitlab.com>
Reviewed-by: Timo Furrer <tfurrer@gitlab.com>
Co-authored-by: Timo Furrer <tfurrer@gitlab.com>
Co-authored-by: hustewart <hustewart@gitlab.com>