Clarify stabilization dates process for more predictability

[marcusburghardt]

Description:

The 10_stabilization_phase.md file is also referenced in release_process.md documentation.

Rationale:

Document agreement on a process to define the start of stabilization phase and consequently the releases.
This brings more predictability for the project releases.

Review Hints:

Just documentation.

[github-actions]

Start a new ephemeral environment with changes proposed in this pull request:

Fedora Environment

Oracle Linux 8 Environment

[Mab879]

Thanks!

[Mab879]

/test 4.13-images

[github-actions]

🤖 A k8s content image for this PR is available at:
ghcr.io/complianceascode/k8scontent:12232
This image was built from commit: 3faef3a

Click here to see how to deploy it

If you alread have Compliance Operator deployed:
utils/build_ds_container.py -i ghcr.io/complianceascode/k8scontent:12232

Otherwise deploy the content and operator together by checking out ComplianceAsCode/compliance-operator and:
CONTENT_IMAGE=ghcr.io/complianceascode/k8scontent:12232 make deploy-local

[jan-cerny]

Can you update the Duration section as well? It still talks about 2 month cadence but we have switched to quarterly releases.

[marcusburghardt]

Can you update the Duration section as well? It still talks about 2 month cadence but we have switched to quarterly releases.

Sure. I thought this part was already updated in the past. Let me check.

[marcusburghardt]

Can you update the Duration section as well? It still talks about 2 month cadence but we have switched to quarterly releases.

Sure. I thought this part was already updated in the past. Let me check.

Done.

[codeclimate]

Code Climate has analyzed commit 3faef3a and detected 0 issues on this pull request.

The test coverage on the diff in this pull request is 100.0% (50% is the threshold).

This pull request will bring the total coverage in the repository to 59.4% (0.0% change).

View more on Code Climate.

[jan-cerny]

Thanks!