chore(deps): update nginxinc/nginx-unprivileged docker tag to v1.28

Dockerfile

@@ -9,7 +9,7 @@ COPY ./ /app/
 RUN yarn build
 
 # Stage 1, based on Nginx, to have only the compiled app, ready for production with Nginx
-FROM nginxinc/nginx-unprivileged:1.27
+FROM nginxinc/nginx-unprivileged:1.28
 COPY --from=build-stage /app/build/ /usr/share/nginx/html
 COPY ./nginx/nginx.conf /etc/nginx/nginx.conf
 COPY ./nginx/site.prod.conf /etc/nginx/conf.d/default.conf

docker-compose.local.yml

 services:
   nginx:
-    image: nginxinc/nginx-unprivileged:1.27
+    image: nginxinc/nginx-unprivileged:1.28
     volumes:
       - ./nginx/nginx.conf:/etc/nginx/nginx.conf
       - ./nginx/site.local.conf:/etc/nginx/conf.d/default.conf