OSDOCS-14917: updates release notes file MicroShift 4.20

[ShaunaDiaz]

Version(s):
4.20

Issue:
OSDOCS-14917

Link to docs preview:

QE review:
N/A, internal docs work

[openshift-ci-robot]

@ShaunaDiaz: This pull request references OSDOCS-14917 which is a valid jira issue.

In response to this:

Version(s):
4.20

Issue:

Link to docs preview:

QE review:
N/A, internal docs work

Instructions for interacting with me using PR comments are available here. If you have questions or suggestions related to my behavior, please file an issue against the openshift-eng/jira-lifecycle-plugin repository.

[openshift-ci-robot]

@ShaunaDiaz: This pull request references OSDOCS-14917 which is a valid jira issue.

In response to this:

Version(s):
4.20

Issue:
OSDOCS-14917

Link to docs preview:

QE review:
N/A, internal docs work

Instructions for interacting with me using PR comments are available here. If you have questions or suggestions related to my behavior, please file an issue against the openshift-eng/jira-lifecycle-plugin repository.

[ocpdocs-previewbot]

🤖 Wed Jun 18 19:35:51 - Prow CI generated the docs preview:

https://94977--ocpdocs-pr.netlify.app/
https://94977--ocpdocs-pr.netlify.app/microshift/latest/microshift_welcome/index.html

[openshift-ci]

@ShaunaDiaz: The following test failed, say /retest to rerun all failed tests or /retest-required to rerun all mandatory failed tests:

Test name	Commit	Details	Required	Rerun command
ci/prow/validate-portal	11398d0	link	true	/test validate-portal

Full PR test history. Your PR dashboard.

Instructions for interacting with me using PR comments are available here. If you have questions or suggestions related to my behavior, please file an issue against the kubernetes-sigs/prow repository. I understand the commands that are listed here.