[BZ2106760] backport 4.9 Change delete-local-data to delete-emptydir-data

[SNiemann15]

Backport of this PR to 4.9 https://github.com/openshift/openshift-docs/pull/47957

Version(s): 4.9

Issue: https://bugzilla.redhat.com/show_bug.cgi?id=2106760

Link to docs preview:

http://file.str.redhat.com/~sniemann/delete_emptydir_49/support/troubleshooting/troubleshooting-crio-issues.html#cleaning-crio-storage http://file.str.redhat.com/~sniemann/delete_emptydir_49/post_installation_configuration/node-tasks.html#rhel-removing-rhcos_post-install-node-tasks http://file.str.redhat.com/~sniemann/delete_emptydir_49/nodes/nodes/nodes-nodes-working.html#nodes-nodes-working-evacuating_nodes-nodes-working http://file.str.redhat.com/~sniemann/delete_emptydir_49/virt/node_maintenance/virt-setting-node-maintenance.html Additional information: Flag --delete-local-data has been deprecated see: https://access.redhat.com/solutions/6801291

[SNiemann15]

/assign @weinliu Please review and approve.

[bscott-rh]

LGTM.

[weinliu]

/lgtm