Debugger: Properly handle spontaneous stop on InferiorRunRequested

We need to transition into InferiorRunOk first.

Change-Id: Iea4770f70979a4700a3bb350376526bbe8c07952
Reviewed-by: hjk <hjk@qt.io>

src/plugins/debugger/gdb/gdbengine.cpp

@@ -1331,6 +1331,7 @@ void GdbEngine::handleStopResponse(const GdbMi &data)
         // be handled in the result handler.
         // -- or --
         // *stopped arriving earlier than ^done response to an -exec-step
+        notifyInferiorRunOk();
         notifyInferiorSpontaneousStop();
     } else if (state() == InferiorStopOk) {
         // That's expected.