No http2 on onion pleroma site

src/freedombone-app-pleroma

         echo '' >> "$pleroma_nginx_site"
     fi
     { echo 'server {';
-      echo "    listen 127.0.0.1:$PLEROMA_ONION_PORT default_server http2;";
+      echo "    listen 127.0.0.1:$PLEROMA_ONION_PORT default_server;";
       echo "    server_name $PLEROMA_ONION_HOSTNAME;";
       echo ''; } >> "$pleroma_nginx_site"
     function_check nginx_security_options