Update chab picture

Author: vincent-pochet

images/francois.png

@@ -241,7 +241,7 @@ <h3 class="team-card__name">Romain Sempé</h3>
 
         <!-- François Chabloz -->
         <div class="team-card fade-in">
-          <img class="team-card__avatar" src="https://ca.slack-edge.com/T0B3PV7BM-U0B4BK9D5-9315d37a1582-512" alt="François Chabloz" />
+          <img class="team-card__avatar" src="images/francois.png" alt="François Chabloz" />
           <h3 class="team-card__name">François Chabloz</h3>
           <div class="team-card__links">
             <a href="https://github.com/chab" aria-label="GitHub" class="team-card__social">