Convert jump to bottom button

res/css/views/rooms/_JumpToBottomButton.scss

@@ -67,9 +67,8 @@ limitations under the License.
     bottom: 0;
     left: 0;
     right: 0;
-    mask: url('$(res)/img/icon-jump-to-bottom.svg');
+    mask-image: url('$(res)/img/feather-customised/chevron-down-thin.svg');
     mask-repeat: no-repeat;
-    mask-position: center;
+    mask-size: contain;
-    mask-size: 50%;
     background: $muted-fg-color;
 }

res/img/icon-jump-to-bottom.svg

@@ -1,32 +0,0 @@
-<?xml version="1.0" encoding="UTF-8" standalone="no"?>
-<svg
-   xmlns:dc="http://purl.org/dc/elements/1.1/"
-   xmlns:cc="http://creativecommons.org/ns#"
-   xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
-   xmlns:svg="http://www.w3.org/2000/svg"
-   xmlns="http://www.w3.org/2000/svg"
-   id="svg4"
-   width="18.666187"
-   height="8.7375822"
-   viewBox="0 0 18.666187 8.7375818"
-   version="1.1"
-   style="fill:none">
-  <metadata
-     id="metadata8">
-    <rdf:RDF>
-      <cc:Work
-         rdf:about="">
-        <dc:format>image/svg+xml</dc:format>
-        <dc:type
-           rdf:resource="http://purl.org/dc/dcmitype/StillImage" />
-        <dc:title></dc:title>
-      </cc:Work>
-    </rdf:RDF>
-  </metadata>
-  <defs
-     id="defs8" />
-  <path
-     id="path2-8-3"
-     style="fill:none;stroke:#000000;stroke-width:1.29999995;stroke-linecap:round;stroke-linejoin:round;stroke-miterlimit:4;stroke-dasharray:none;stroke-opacity:1"
-     d="M 17.909095,0.75599092 9.3330939,7.987602 0.75709259,0.75599092" />
-</svg>