Remove the currency card from projects.

views/main/index.html

@@ -173,12 +173,6 @@
                     <img src="/images/covid" alt="Covid-19">
                     <p>View live data about Covid-19</p>
                 </a>
-
-                <a class="card" href="/currency">
-                    <h2>Currency Collection</h2>
-                    <img src="/images/currency" alt="Dolla Dolla Bill Y'all">
-                    <p>Database of my collection of currency</p>
-                </a>
             </div>
 
             <div id="blog" style="display:none;">