debugger: reset AUTORUN explicitly for manual tests

Change-Id: Ic71082ebd7779068886b68bce20d7d75c3055c17
Reviewed-by: hjk <qthjk@ovi.com>

src/plugins/debugger/debuggerengine.cpp

@@ -1829,6 +1829,9 @@ void DebuggerEnginePrivate::handleAutoTests()
                 } else if (s.startsWith(QLatin1String("#define USE_AUTORUN 2"))) {
                     m_testsPossible = true;
                     m_breakOnError = true;
+                } else {
+                    m_testsPossible = false;
+                    m_breakOnError = false;
                 }
                 break;
             }