notes on guest os category changes and modern image selection

[shwstppr]

Related https://github.com/apache/cloudstack/pull/10773

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📚 Documentation preview 📚: https://cloudstack-documentation--500.org.readthedocs.build/en/500/

[shwstppr]

@blueorangutan docbuild

[blueorangutan]

@shwstppr a Jenkins job has been kicked to build the document. I'll keep you posted as I make progress.

[blueorangutan]

QA-Doc build preview: https://qa.cloudstack.cloud/builds/docs-build/pr/500. (QA-JID 330)

[kiranchavala]

@blueorangutan docbuild

[blueorangutan]

@kiranchavala a Jenkins job has been kicked to build the document. I'll keep you posted as I make progress.

[blueorangutan]

QA-Doc build preview: https://qa.cloudstack.cloud/builds/docs-build/pr/500. (QA-JID 344)

[blueorangutan]

QA-Doc build preview: https://qa.cloudstack.cloud/builds/docs-build/pr/500. (QA-JID 345)

[shwstppr]

@blueorangutan docbuild

[blueorangutan]

@shwstppr a Jenkins job has been kicked to build the document. I'll keep you posted as I make progress.

[blueorangutan]

QA-Doc build preview: https://qa.cloudstack.cloud/builds/docs-build/pr/500. (QA-JID 347)

[shwstppr]

@kiranchavala image issue should be fixed now

[shwstppr]

I didn't change the base branch here, and this got merged into 4.20 branch instead of main. I've reverted it and created a new PR for main https://github.com/apache/cloudstack-documentation/pull/519

@rohityadavcloud @kiranchavala please review that :pray: