Replace references to registry.redhat.io/oadp/oadp-mustgather-rhel8:v1.0 with registry.redhat.io/oadp/oadp-mustgather-rhel8:1.1
at https://access.redhat.com/documentation/en-us/openshift_container_platform/4.10/html-single/backup_and_restore/index#migration-using-must-gather_oadp-troubleshooting

New documentation required around Support for insecure TLS connections
Upstream source: https://github.com/openshift/oadp-operator/tree/master/must-gather#support-for-insecure-tls-connections

Dev contact: sraghuna@redhat.com

Updated docs should merge only when the public image becomes available as image referenced here are not accessible until OADP 1.1 is GA.