leave out svg editor markup from icon

src/platform/web/ui/css/themes/element/icons/chevron-down.svg

@@ -6,30 +6,8 @@
    fill="none"
    version="1.1"
    id="svg839"
-   sodipodi:docname="chevron-down.svg"
-   inkscape:version="1.1 (c68e22c387, 2021-05-23)"
-   xmlns:inkscape="http://www.inkscape.org/namespaces/inkscape"
-   xmlns:sodipodi="http://sodipodi.sourceforge.net/DTD/sodipodi-0.dtd"
    xmlns="http://www.w3.org/2000/svg"
    xmlns:svg="http://www.w3.org/2000/svg">
-  <sodipodi:namedview
-     id="namedview841"
-     pagecolor="#ffffff"
-     bordercolor="#666666"
-     borderopacity="1.0"
-     inkscape:pageshadow="2"
-     inkscape:pageopacity="0.0"
-     inkscape:pagecheckerboard="0"
-     showgrid="false"
-     inkscape:zoom="45.647059"
-     inkscape:cx="8.0509021"
-     inkscape:cy="8.5219072"
-     inkscape:window-width="1920"
-     inkscape:window-height="1011"
-     inkscape:window-x="0"
-     inkscape:window-y="0"
-     inkscape:window-maximized="1"
-     inkscape:current-layer="svg839" />
   <g
      clip-path="url(#clip0)"
      id="g832"