Add httpd-tools for user creation on the openshift ci. (#422)

Signed-off-by: Oleksandr Andriienko <oandriie@redhat.com>

.ci/openshift-ci/Dockerfile

@@ -6,7 +6,7 @@ FROM registry.svc.ci.openshift.org/openshift/release:golang-1.12
 SHELL ["/bin/bash", "-c"]
 
 # Install yq, kubectl, chectl cli used by olm/olm.sh script.
-RUN yum install --assumeyes -d1 python3-pip && \
+RUN yum install --assumeyes -d1 python3-pip  httpd-tools && \
     pip3 install --upgrade setuptools && \
     pip3 install yq && \
     curl -LO https://storage.googleapis.com/kubernetes-release/release/$(curl -s https://storage.googleapis.com/kubernetes-release/release/stable.txt)/bin/linux/amd64/kubectl && \