Editorial: Remove unused reference [AUXCLICK]

This should have been removed in cdc5273.

Author: zcorpan

source

@@ -119725,9 +119725,6 @@ INSERT INTERFACES HERE
    <dt id="refsATOM">[ATOM]</dt>
    <dd>(Non-normative) <cite><a href="https://tools.ietf.org/html/rfc4287">The Atom Syndication Format</a></cite>, M. Nottingham, R. Sayre. IETF.</dd>
 
-   <dt id="refsAUXCLICK">[AUXCLICK]</dt>
-   <dd><cite><a href="https://wicg.github.io/auxclick/">auxclick</a></cite>, N. Zolghadr. WICG.</dd>
-
    <dt id="refsBATTERY">[BATTERY]</dt>
    <dd>(Non-normative) <cite><a href="https://w3c.github.io/battery/">Battery Status API</a></cite>, A. Kostiainen, M. Lamouri. W3C.</dd>