Update packages for CVEs (#53)

Author: lucacome

Dockerfile

@@ -16,3 +16,8 @@ LABEL name="NGINX Ingress Operator" \
       release="1" \
       summary="The NGINX Ingress Operator is a Kubernetes/OpenShift component which deploys and manages one or more NGINX/NGINX Plus Ingress Controllers" \
       description="The NGINX Ingress Operator is a Kubernetes/OpenShift component which deploys and manages one or more NGINX/NGINX Plus Ingress Controllers"
+
+# hack to update packages with CVEs
+USER root
+RUN microdnf --nodocs upgrade -y libcom_err libxml2
+USER 1001