Document wsrep_provider_option - pc.wait_restored_prim_timeout

This is related to which goes to 8.0.33.

We need to document the new variable:

This is the new wsrep_provider_option

https://docs.percona.com/percona-xtradb-cluster/8.0/wsrep-provider-index.html

Name: pc.wait_restored_prim_timeout

This variable is used to specify the period of time to wait for a primary component when the cluster restores the primary component from gvwstate.dat file after the outage. Default value PT0S means that the node waits infinitely (old/original behavior)

More info HERE