disable background on non-maskable icons

rest/static/upload-favicon_maskable.svg

@@ -35,7 +35,7 @@
    showgrid="false"
    inkscape:zoom="3.825"
    inkscape:cx="36.078431"
-   inkscape:cy="62.352941"
+   inkscape:cy="62.091503"
    inkscape:window-width="1680"
    inkscape:window-height="997"
    inkscape:window-x="0"

rest/static/upload-favicon_square.svg

@@ -17,9 +17,9 @@
    inkscape:version="1.1.1 (3bf5ae0d25, 2021-09-20)"
    width="100"
    height="100"
-   inkscape:export-filename="/home/das/git/home-launcher/rest/static/upload-favicon_512.png"
-   inkscape:export-xdpi="491.51999"
-   inkscape:export-ydpi="491.51999"
+   inkscape:export-filename="/home/das/git/home-launcher/rest/static/upload-favicon_48.png"
+   inkscape:export-xdpi="46.080002"
+   inkscape:export-ydpi="46.080002"
    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"
@@ -30,7 +30,7 @@
    bordercolor="#666666"
    borderopacity="1.0"
    inkscape:pageshadow="2"
-   inkscape:pageopacity="1"
+   inkscape:pageopacity="0"
    inkscape:pagecheckerboard="0"
    showgrid="false"
    inkscape:zoom="7.65"