fix(UI): display short label on reaction scheme hover (#2310)

Author: Nicolass67

app/javascript/src/apps/mydb/elements/details/reactions/schemeTab/Material.js

@@ -96,6 +96,7 @@ const iupacNameTooltip = material => (
         <tr><td>IUPAC&#58;&nbsp;</td><td style={{ wordBreak: 'break-all' }}>{material.molecule.iupac_name || ''}</td></tr>
         <tr><td>Name&#58;&nbsp;</td><td style={{ wordBreak: 'break-all' }}>{material.name || ''}</td></tr>
         <tr><td>Ext.Label&#58;&nbsp;</td><td style={{ wordBreak: 'break-all' }}>{material.external_label || ''}</td></tr>
+        <tr><td>Short Label&#58;&nbsp;</td><td style={{ wordBreak: 'break-all' }}>{material.short_label || ''}</td></tr>
       </tbody>
     </table>
   </Tooltip>);