Content Model Fidelity fom text-align+direction in LI

[JiuqingSong]

<ol><li style="text-align:right;direction:rtl">aaa</li></ol>

[JiuqingSong]

Test case: (endToEndTest.ts)

    it('text-align+direction in LI', () => {
        runTest(
            '<ol><li style="text-align:right;direction:rtl">test</li></ol>',
            {
                blockGroupType: 'Document',
                blocks: [
                    {
                        blockType: 'BlockGroup',
                        blockGroupType: 'ListItem',
                        blocks: [
                            {
                                blockType: 'Paragraph',
                                segments: [
                                    {
                                        segmentType: 'Text',
                                        text: 'test',
                                        format: {},
                                    },
                                ],
                                format: {},
                                isImplicit: true,
                            },
                        ],
                        levels: [
                            {
                                listType: 'OL',
                                format: { startNumberOverride: 1 },
                                dataset: {},
                            },
                        ],
                        formatHolder: {
                            segmentType: 'SelectionMarker',
                            isSelected: false,
                            format: {},
                        },
                        format: { direction: 'rtl', textAlign: 'start' },
                    },
                ],
            },
            'test',
            '<ol start="1" style="flex-direction: column; display: flex;"><li style="direction: rtl; align-self: end;">test</li></ol>'
        );
    });