Fix regression that prevents the suspended replicator to (re)start
Fix regression that prevents the suspended replicator to (re)start

Changed the check in the start method to allow the suspended replicator to restart.

#2268

couchbase/couchbase-lite-ios,couchbase/couchbase-lite-ios,couchbase/couchbase-lite-ios,couchbase/couchbase-lite-ios,couchbase/couchbase-lite-ios,couchbase/couchbase-lite-ios