below json settings is for 0 width gutter size
"editor.lineNumbers": "off",
    "scm.diffDecorations": "none",
    "errorLens.gutterIconsEnabled": false,
    "debug.gutterMiddleClickAction": "none",
    "editor.showFoldingControls": "never",
    "editor.hideCursorInOverviewRuler": true,
    "editor.overviewRulerBorder": false,
    "editor.glyphMargin": false,