Update nodejs version to current and NJS version

Dockerfile

@@ -5,11 +5,11 @@
 # https://nginx.org/
 ARG NGINX_VERSION="1.24.0"
 # https://nginx.org/en/docs/njs/changes.html
-ARG NJS_VERSION=0.8.0
+ARG NJS_VERSION=0.8.2
 # https://github.com/google/ngx_brotli
 ARG NGX_BROTLI_COMMIT=6e975bcb015f62e1f303054897783355e2a877dc
 # https://nodejs.org/en
-ARG NODEJS_MAJOR_VERSION="20"
+ARG NODEJS_MAJOR_VERSION="21"
 # https://github.com/filecoin-project/lassie/releases
 ARG LASSIE_VERSION="v0.21.0"
 # https://github.com/max-lt/nginx-jwt-module
@@ -145,7 +145,6 @@ COPY --from=build /usr/src/nginx/objs/ngx_http_js_module.so /usr/lib/nginx/modul
 COPY --from=build /usr/lib/nginx/modules/ngx_http_auth_jwt_module.so /usr/lib/nginx/modules/
 COPY --from=build /usr/local/lib/libjwt.so /lib
 
-
 # Prepare
 RUN apt-get update \
   && apt-get install --no-install-recommends --no-install-suggests -y ca-certificates curl gnupg \