Update markdown table CI to Node 20

[advaith1]

fixes

npm WARN EBADENGINE Unsupported engine {
npm WARN EBADENGINE   package: '[email protected]',
npm WARN EBADENGINE   required: { node: '>= 20.11.0' },
npm WARN EBADENGINE   current: { node: 'v18.20.2', npm: '10.5.0' }
npm WARN EBADENGINE }