Currently if topology coordinator gets stuck in a CI test run it's hard to debug this (e.g. scylladb/scylladb#16708). We can add a lot of logging inside topology coordinator code to aid debugging, without spamming the logs -- these are relatively rare control plane events.
Closesscylladb/scylladb#16749
* github.com:scylladb/scylladb:
test/pylib: scylla_cluster: enable raft_topology=debug level by default
raft topology: increase level of some TRACE messages
raft topology: log when entering transition states
raft topology: don't include null ID in exclude_nodes
raft topology: INFO log when executing global commands and updating topology state
storage_service: separate logger for raft topology