Update Containerfile

Move `FROM` to the first line

Author: jlledom

Containerfile

@@ -1,10 +1,10 @@
+FROM registry.access.redhat.com/ubi9/ubi
+
 LABEL maintainer="3scale system team <[email protected]>"
 LABEL org.opencontainers.image.title="dnsmasq",
 LABEL org.opencontainers.image.source="https://github.com/3scale/dnsmasq"
 LABEL org.opencontainers.image.vendor="3scale"
 
-FROM registry.access.redhat.com/ubi9/ubi
-
 RUN dnf -y install dnsmasq
 EXPOSE 53 67 69
 ENTRYPOINT ["/usr/sbin/dnsmasq"]