gossip: Fix a log message typo in compare_endpoint_startup
gossip: Fix a log message typo in compare_endpoint_startup

Message-Id: <8be1cd546c93c53a033184ff83897e9192cbba2d@scylladb.com>

avikivity/scylla,scylladb/scylla,avikivity/scylla,scylladb/scylla,scylladb/scylla,scylladb/scylla,avikivity/scylla,duarten/scylla,duarten/scylla,duarten/scylla