* introduce connection manager
* remove unused wal methods
* remove lock stealer
* Make use of ConnectionManager in LibsqlConnection
it now takes a W: WalWrap instead of a WalManager. This is because we
want to inject the connection manager at the bottom of the wal wrapping
chain.
* add missing deps
* turn ReplicationLogger into a WrapWal
* update spots to to pass wal wrapper instead of wal manager
* remove dbg
* fmt
* fix sqlite3 rust tests
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