feat: remove unnecessary Nginx configuration copy from Dockerfile

Signed-off-by: Manuel Abascal <mjabascal10@gmail.com>

Author: mjabascal10

frontend/Dockerfile

@@ -2,7 +2,6 @@ FROM nginx:1.19.5
 WORKDIR /usr/share/nginx/html
 COPY ./nginx/mime.types /etc/nginx/mime.types
 COPY ./dist/utm-stack/ /usr/share/nginx/html/
-COPY ./nginx/conf/ /etc/nginx/conf.d/
 
 HEALTHCHECK --start-period=120s --interval=60s --timeout=60s \
   CMD curl --insecure -I -f http://localhost/health && curl --insecure -I -f http://localhost/api/ping || exit 1