ui/test: Manual testing fixes (#949)

* Fixed tooltip list items not activated on click
* Fixed crash when clearing focused graph edges after displaying graph with no edges
* Updated and fixed manual graph view tests
* Fixed previous location refocused when activating local symbol
* Fixed crash in graph view after showing empty graph

src/lib/component/controller/CodeController.cpp

@@ -89,6 +89,7 @@ void CodeController::handleMessage(MessageActivateLocalSymbols* message)
 	m_codeParams.activeLocalSymbolIds = message->symbolIds;
 	m_codeParams.activeLocalSymbolType = LOCATION_LOCAL_SYMBOL;
 	m_codeParams.currentActiveLocalLocationIds.clear();
+	m_codeParams.locationIdToFocus = 0;
 	showFiles(m_codeParams, CodeScrollParams(), !message->isReplayed());
 }