update Goldilocks dashboard copyright string (#620)

Author: sudermanjr

pkg/dashboard/templates/footer.gohtml

@@ -23,7 +23,7 @@
     </a>
   </div>
   <div class="footer__bottom">
-    <span>©2022 Fairwinds Ops, Inc.</span>
+    <span>©2022-2023 Fairwinds Ops, Inc.</span>
     <a href="https://www.fairwinds.com/privacy-policy">Privacy Policy</a>
     <a href="https://www.fairwinds.com/responsible-disclosure">Responsible Disclosure</a>
   </div>