v0.22.0

New release of steward-core controller images & helm chart.

Here you find the changelog.

• Run controller image: stewardci/stewardci-run-controller:0.22.0
• Tenant controller image: stewardci/stewardci-tenant-controller:0.22.0
• Helm chart: 0.22.0

List of closed pull-requests since last release
#332: Increase Steward Tenant Controller memory limit
#334: Merge release 0.21.2 into master
#335: Upgrade to tekton 0.40.2
#336: [CLOUDCI-1832] Upgrade to Tekton 0.40.2

Changes
v0.21.2...v0.22.0