chore: updated main site navigation menu (#121)

Author: JoblersTune

src/components/pages/FoundationHeader.astro

@@ -22,10 +22,10 @@ import FoundationLogo from "../logos/FoundationLogo.astro";
               <a href="/values" data-umami-event="Site Nav - Values">Values</a>
             </li>
             <li class="menu-item menu-item--level-2">
-              <a href="/team" data-umami-event="Site Nav - Team">Team</a>
+              <a href="/policy-and-advocacy" data-umami-event="Site Nav - Policy & Advocacy">Policy & Advocacy</a>
             </li>
             <li class="menu-item menu-item--level-2">
-              <a href="https://interledger-foundation.breezy.hr/" data-umami-event="Site Nav - Careers">Careers</a>
+              <a href="/team" data-umami-event="Site Nav - Team">Team</a>
             </li>
           </ul>
         </li>