crimson/.../replicated_request: fix op lifetime in with_pg finally

02b70a6 moved the call to handle.complete() into the finally,
but didn't extend the op ref lifetime until after the complete
resolved.

Signed-off-by: Samuel Just <[email protected]>

Author: athanatos

src/crimson/osd/osd_operations/replicated_request.cc

@@ -107,9 +107,10 @@ seastar::future<> RepRequest::with_pg(
     return with_pg_interruptible(pg);
   }, [](std::exception_ptr) {
     return seastar::now();
-  }, pg, pg->get_osdmap_epoch()).finally([this, ref=std::move(ref)] {
+  }, pg, pg->get_osdmap_epoch()).finally([this, ref=std::move(ref)]() mutable {
     logger().debug("{}: exit", *this);
-    return handle.complete();
+    return handle.complete(
+    ).finally([ref=std::move(ref)] {});
   });
 }