Update theme

Fixes some of the colors for backgrounds etc for darkmode

home/.themes/oomox-iceberg/cinnamon/assets/toggle-on-us.svg

@@ -1405,7 +1405,7 @@
          offset="0"
          id="stop3940-9-2" />
       <stop
-         style="stop-color:#c6c8d1;stop-opacity:1;"
+         style="stop-color:#1e202f;stop-opacity:1;"
          offset="1"
          id="stop3942-9-2" />
     </linearGradient>
@@ -1486,7 +1486,7 @@
          height="10"
          width="3"
          id="rect4195"
-         style="color:#000000;fill:#d2d4de;fill-opacity:1;fill-rule:nonzero;stroke:none;stroke-width:2;marker:none;visibility:visible;display:inline;overflow:visible;enable-background:accumulate" />
+         style="color:#000000;fill:#161821;fill-opacity:1;fill-rule:nonzero;stroke:none;stroke-width:2;marker:none;visibility:visible;display:inline;overflow:visible;enable-background:accumulate" />
     </g>
   </g>
   <g