TabWidget still doesnt work well with FlexLayout #240

Describe the bug
import { QWidget, QMainWindow, FlexLayout, QTabWidget, QIcon } from './index';

const win = new QMainWindow();

const center = new QWidget();
const centerLayout = new FlexLayout();

const tabs = new QTabWidget();
const tab1 = new QWidget();
const tab1Left = new QWidget();
const tab1Right = new QWidget();

const icon = new QIcon();

center.setLayout(centerLayout);
centerLayout.addWidget(tabs);

tabs.addTab(tab1, icon, "Tab 1");

tab1.setLayout(new FlexLayout());

if (tab1.layout) {
tab1.layout.addWidget(tab1Left);
tab1.layout.addWidget(tab1Right);
}

tabs.setInlineStyle('flex:1;');

tab1.setInlineStyle('flex:1;flex-direction:"row";justify-content:"flex-start";align-items:"stretch";border:1px solid red;'); // align-items:"stretch"; doesnt work
tab1Left.setInlineStyle('width:250px;border:1px solid green;');
tab1Right.setInlineStyle('width:250px;border:1px solid blue;');

win.setCentralWidget(center);

win.resize(640, 480);

win.show();

(global as any).win = win;

To Reproduce
As above
Expected behavior
align-items:"stretch"; should work well

Screenshots
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Desktop (please complete the following information):

• OS: [Win]
• NodeGUI 0.7.0
• Win10 x64

Additional context
Add any other context about the problem here.