readded ndots as internal hostnames won't resolve otherwise

Dockerfile

@@ -68,7 +68,5 @@ COPY --chown=root:nginx . /html
 WORKDIR /html
 EXPOSE 80
 
-# Removing ndots to resolve issues resolving hosts
-CMD echo -e "/ndots:5\nd\nw\nq" | ed /etc/resolv.conf &&\
-    crond -L /dev/stdout && \
+CMD crond -L /dev/stdout && \
     php-fpm7