Revert "Removed references to Service Mesh installation docs"
Revert "Removed references to Service Mesh installation docs"

This reverts commit 1f73af1ca2aca6bbce528b0275b6406789cbcc8c.

vikram-redhat/openshift-docs,vikram-redhat/openshift-docs,vikram-redhat/openshift-docs,vikram-redhat/openshift-docs,vikram-redhat/openshift-docs