Populate new child processes immediately in capture connection panel

qrenderdoc/Windows/Dialogs/LiveCapture.cpp

@@ -1325,6 +1325,10 @@ void LiveCapture::connectionThreadEntry()
           QMutexLocker l(&m_ChildrenLock);
           m_Children.push_back(c);
         }
+
+        // force a child update immediately, don't wait for the tick which is intended for decaying
+        // processes that exit
+        GUIInvoke::call(this, [this]() { childUpdate(); });
       }
     }