fix: make copyright year dynamic

Author: fre-ben

src/components/footer/Footer.tsx

@@ -8,7 +8,7 @@ function Footer() {
   return (
     <footer className="grid place-items-center mt-20 mb-5">
       <p className="border-t border-moritzGrey px-5 md:px-20 pt-1 font-light text-sm">
-        © 2023 | Moritz Dortmund |{" "}
+        © {new Date().getFullYear()} | Moritz Dortmund |{" "}
         <Link
           className="border-b-2 border-opacity-0 border-highlight hover:border-opacity-100 transition ease-in-out duration-300"
           to="/kontakt"