ConnectionManager: register pending callback on retry

Change-Id: Ic7c5bf97c9ac159519eea2c265787cf47d378ce7

src/connectionmanager.cpp

@@ -1605,6 +1605,10 @@ ConnectionManager::Impl::retryOnError(const std::shared_ptr<DeviceInfo>& deviceI
         return;
     if (auto i = deviceInfo->getConnectedInfo()) {
         auto ops = deviceInfo->requestPendingOps();
+        std::unique_lock clk(i->mutex_);
+        for (const auto& [id, name]: ops)
+            i->pendingCbs_.emplace(id);
+        clk.unlock();
         lk.unlock();
         for (const auto& [id, name]: ops)
             sendChannelRequest(deviceInfo, i, i->socket_, name, id);