Adds text description to clarify id is namespace or a table id in the string passed to CheckConfigUtil

[EdColeman]

Suggested in comment on #3141 after merge.

[EdColeman]

The log messages generated with this change now look like:

2023-01-09T18:54:00,891 [conf.ConfigCheckUtil] WARN : BAD CONFIG unrecognized property key (replication.name) for namespace id: +accumulo
2023-01-09T18:54:00,891 [conf.ConfigCheckUtil] WARN : BAD CONFIG unrecognized property key (replication.peer.password.peer1) for namespace id: +accumulo
2023-01-09T18:54:00,891 [conf.ConfigCheckUtil] WARN : BAD CONFIG unrecognized property key (replication.peer.peer1) for namespace id: +accumulo
2023-01-09T18:54:00,891 [conf.ConfigCheckUtil] WARN : BAD CONFIG unrecognized property key (replication.peer.user.peer1) for namespace id: +accumulo
2023-01-09T18:54:00,900 [conf.ConfigCheckUtil] WARN : BAD CONFIG unrecognized property key (replication.name) for table id: +r
2023-01-09T18:54:00,900 [conf.ConfigCheckUtil] WARN : BAD CONFIG unrecognized property key (replication.peer.password.peer1) for table id: +r
2023-01-09T18:54:00,901 [conf.ConfigCheckUtil] WARN : BAD CONFIG unrecognized property key (replication.peer.peer1) for table id: +r
2023-01-09T18:54:00,901 [conf.ConfigCheckUtil] WARN : BAD CONFIG unrecognized property key (replication.peer.user.peer1) for table id: +r