WIP: Use yum install instead of yum update

Test ./images/openstack/Dockerfile.ci

Author: hamzy

images/openstack/Dockerfile.ci

@@ -27,9 +27,14 @@ COPY --from=builder /go/src/github.com/openshift/installer/upi/openstack /var/li
 COPY --from=builder /go/src/github.com/openshift/installer/docs/user/openstack /var/lib/openshift-install/docs
 COPY --from=builder /go/src/github.com/openshift/installer/hack/openstack/test-manifests.sh /go/src/github.com/openshift/installer/scripts/openstack/manifest-tests /var/lib/openshift-install/manifest-tests
 
+# Check if /usr/share/zoneinfo has been previously deleted
+RUN if [ ! -f /usr/share/zoneinfo/zone.tab ]; then \
+      yum install -y --setopt=tsflags= tzdata; \
+      yum clean all; rm -rf /var/cache/yum/*; \
+    fi 
+
 # Install Dependendencies for tests
-RUN yum update -y --setopt=tsflags= tzdata && \
-    yum update -y && \
+RUN yum update -y && \
     yum install --setopt=tsflags=nodocs -y \
     ansible-collection-ansible-netcommon \
     ansible-collection-community-general \