crimson/osd: do_pgnls_common debug message format

Signed-off-by: Matan Breizman <mbreizma@redhat.com>

Author: Matan-B

src/crimson/osd/ops_executer.cc

@@ -819,8 +819,8 @@ static PG::interruptible_future<ceph::bufferlist> do_pgnls_common(
       response.handle = next.is_max() ? pg_end : next;
       ceph::bufferlist out;
       encode(response, out);
-      logger().debug("{}: response.entries.size()=",
-                     __func__, response.entries.size());
+      logger().debug("do_pgnls_common: response.entries.size()= {}",
+                     response.entries.size());
       return seastar::make_ready_future<ceph::bufferlist>(std::move(out));
   });
 }