Information was drafted in Gdoc.

Create topics:
ossm-about-revisionbased-strategy.adoc
ossm-selecting-revisionbased-strategy.adoc
ossm-attaching-workloads-to-control-plane-revisionbased.adoc
ossm-performing-revisionbased-update.adoc

Add the topics to the install/ossm-installing-openshift-service-mesh.adoc assembly

Additionally, change any instances of Sail to OSSM, and add a mention of the two topics that have more details pertaining to the upgrades in the about section:

https://75532--ocpdocs-pr.netlify.app/openshift-service-mesh/latest/install/ossm-installing-openshift-service-mesh.html#ossm-about-deployment-and-update-strategies