test: Log to debug.log in all tests

src/qt/test/apptests.cpp

@@ -64,6 +64,8 @@ void AppTests::appTests()
 #endif
 
     ECC_Stop(); // Already started by the common test setup, so stop it to avoid interference
+    LogInstance().DisconnectTestLogger();
+
     m_app.parameterSetup();
     m_app.createOptionsModel(true /* reset settings */);
     QScopedPointer<const NetworkStyle> style(