adding ambassador card and bio (#163)

* added picture and modified bio

* fixed flag and image url

content/our_ambassadors.html

@@ -243,6 +243,24 @@ <h4>Esha Joshi</h4>
               </div>
           </div>
 
+          <div class="feature">
+              <div class="feature-body ambassadors">
+                <img src="img/francesco_nxf.png" class="ambassador" />
+                  <h4>Francesco Lescai</h4>
+              </div>
+              <div class="feature-hover border-color">
+                  <p class="text-muted">
+                  Francesco Lescai leads the <a href="https://lescailab.unipv.it" target="_blank">Computational Genomics Lab</a> at the <a href="https://dbb.dip.unipv.it/en" target="_blank">University of Pavia</a>. He teaches bioinformatics and he's a developer of <a href="https://nf-co.re" target="_blank">nf-core</a> pipelines.
+                  <br>
+                  <img src="https://flagicons.lipis.dev/flags/4x3/it.svg" class="ambassador" width=15 length=15 />
+                  <br>
+                  <a href="https://github.com/lescai" target="_blank"><i class="fa fa-github fa-lg"></i></a>
+                  <a href="https://www.linkedin.com/in/francescolescai" target="_blank"><i class="fa fa-linkedin fa-lg"></i></a>
+                  <a href="https://twitter.com/tokybo" target="_blank"><i class="fa fa-twitter fa-lg"></i></a>
+                  <br>
+              </div>
+          </div>
+
           <div class="feature">
               <div class="feature-body ambassadors">
                 <img src="img/franziska.jpeg" class="ambassador" />