chore: update sponsors

Author: kamilmysliwiec

img/logos/casinorevisor-logo.png

@@ -1180,6 +1180,12 @@ <h5>Sponsors / Partners</h5>
           <a href="https://revistacomunicacion.org/" target="_blank" rel="nofollow">
             <img src="img/logos/revista-logo.png" />
           </a>
+          <a href="https://www.itflashcards.com/" target="_blank" rel="nofollow">
+            <img src="img/logos/it_flashcards-logo.png" />
+          </a>
+          <a href="https://casinorevisor.com/" target="_blank" rel="nofollow">
+            <img src="img/logos/casinorevisor-logo.png" />
+          </a>
         </div>
         <!-- <div class="support-section sponsor-tiles sponsor-tiles--high">
           <h5>Community partners</h5>