delete sorting icon

public/assets/icons/sorting-icon.svg

@@ -1,18 +0,0 @@
-<svg v-if="source === 'preview'" size='19'
-    width="18px" height="18px" viewBox="0 0 18 18" version="1.1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
-    <g id="VueFileManager" stroke="none" stroke-width="1" fill="none" fill-rule="evenodd" stroke-linecap="round" stroke-linejoin="round">
-        <g id="Storage-Alert-Copy" transform="translate(-1092.000000, -28.000000)" stroke="#000000" stroke-width="1.4">
-            <g id="Toolbar" transform="translate(331.000000, 19.000000)">
-                <g id="Tools" transform="translate(581.000000, 9.000000)">
-                    <g id="sort-icon" transform="translate(181.000000, 1.000000)">
-                        <rect id="Rectangle" x="9.77777778" y="0" width="6.22222222" height="6.22222222"></rect>
-                        <rect id="Rectangle" x="9.77777778" y="9.77777778" width="6.22222222" height="6.22222222"></rect>
-                        <line x1="0" y1="2" x2="6" y2="2" id="Path"></line>
-                        <line x1="0" y1="8" x2="6" y2="8" id="Path"></line>
-                        <line x1="0" y1="14" x2="6" y2="14" id="Path"></line>
-                    </g>
-                </g>
-            </g>
-        </g>
-    </g>
-  </svg>