docs(1763): Add new func prop for sorting search results

Author: mattelen

documentation/src/components/Props.vue

@@ -190,6 +190,18 @@
           <td class="table__td">false</td>
           <td class="table__td">Disabled the search input focusing when the multiselect opens</td>
         </tr>
+        <tr class="table__tr">
+          <td class="table__td"><strong>filteringSortFunc</strong></td>
+          <td class="table__td">Function</td>
+          <td class="table__td"></td>
+          <td class="table__td">Allows a custom sorting function when the user searching.
+            This function will be passed to an
+            <i><a target="_blank"
+                  href="https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Array/sort">
+              Array.sort()
+            </a></i>
+            function, so will require two arguments. <br/><b>Added in v3.2.0</b></td>
+        </tr>
         <tr class="table__tr">
           <td class="table__td utils--center" colspan="4"><strong>Multiselect.vue</strong></td>
         </tr>