Test changes from single-sign-on!74

See merge request stackspin/stackspin!708

Fix docker build and upgrade requirements

See merge request stackspin/stackspin!710

Update Helm release stackspin-dashboard to v0.1.2

See merge request stackspin/stackspin!706

TRIGGER_JOBS="enable-nextcloud,enable-wekan,enable-wordpress,enable-zulip"

Update Helm release velero to v2.27.1

See merge request stackspin/stackspin!704

Resolve "Use helmRepository instead of gitRepository for single-sign-on"

Closes #1097

See merge request stackspin/stackspin!705

Update Helm release eventrouter to v0.3.7

Closes #1080

See merge request stackspin/stackspin!703

Resolve "Enable and use Hydra Maester"

Closes #1099

See merge request stackspin/stackspin!700

Update Helm release kube-prometheus-stack to v25

See merge request stackspin/stackspin!702

Resolve "Update Zulip"

Closes #1100

See merge request stackspin/stackspin!701