MB-31869: Reference follow-up work for MB-60438

Change-Id: I23a37a51a2b0c62f20a6530b8e6a0d1a46da4b84
Reviewed-on: https://review.couchbase.org/c/kv_engine/+/203918
Tested-by: Paolo Cocchi <[email protected]>
Reviewed-by: Jim Walker <[email protected]>

Author: paolococchi

engines/ep/src/dcp/consumer.cc

@@ -441,7 +441,7 @@ cb::engine_errc DcpConsumer::streamEnd(uint32_t opaque,
         // the stream from the streams map as it has completed its lifetime.
         removeStream(vbucket);
 
-        // @todo MB-31869: Review once buffer removed
+        // @todo MB-60438: Review and possibly remove
         // Note we are potentially racing with the consumer buffering task
         // which may call setDead, so we don't call setDead here (that could be
         // state transition violation/exception), hence we just move out the