Merge "Add rocky support to the epel element"

diskimage_builder/elements/epel/pkg-map

@@ -11,6 +11,10 @@
     "rhel7": {
        "wget": "wget",
        "yum-utils": "yum-utils"
+    },
+    "rocky": {
+       "wget": "wget",
+       "yum-utils": "yum-utils"
     }
  },
  "default": {

diskimage_builder/elements/epel/pre-install.d/05-rpm-epel-release

@@ -6,7 +6,7 @@ fi
 set -eu
 set -o pipefail
 
-if [[ ${DISTRO_NAME} =~ "centos" && "${DIB_RELEASE%-stream}" -lt '9' ]]; then
+if [[ (${DISTRO_NAME} =~ "centos" || ${DISTRO_NAME} =~ "rocky") && "${DIB_RELEASE%-stream}" -lt '9' ]]; then
     # Centos has "epel-release" in extras, which is default enabled.
     ${YUM} install -y epel-release
 else

diskimage_builder/elements/rocky-container/test-elements/build-succeeds/element-deps

@@ -1,2 +1 @@
-openstack-ci-mirrors
 vm