restore IS for "2.4" tagname for backwards compatibility

imagestreams/httpd-rhel.json

@@ -85,6 +85,25 @@
           "type": "Local"
         }
       },
+      {
+        "name": "2.4",
+        "annotations": {
+          "openshift.io/display-name": "Apache HTTP Server 2.4 (RHEL 7)",
+          "openshift.io/provider-display-name": "Red Hat, Inc.",
+          "description": "Build and serve static content via Apache HTTP Server (httpd) 2.4 on RHEL 7. For more information about using this builder image, including OpenShift considerations, see https://github.com/sclorg/httpd-container/blob/master/2.4/README.md.",
+          "iconClass": "icon-httpd",
+          "tags": "builder,httpd",
+          "version": "2.4",
+          "sampleRepo": "https://github.com/sclorg/httpd-ex.git"
+        },
+        "from": {
+          "kind": "DockerImage",
+          "name": "registry.redhat.io/rhscl/httpd-24-rhel7:latest"
+        },
+        "referencePolicy": {
+          "type": "Local"
+        }
+      },
       {
         "name": "latest",
         "annotations": {

imagestreams/imagestreams.yaml

@@ -38,6 +38,10 @@
 
       - name: RHEL 8
         app_versions: ["2.4"]
+    custom_tags:
+      - name: "2.4"
+        distro: RHEL 7
+        app_version: "2.4"
 
   - filename: httpd-rhel-aarch64.json
     latest: "2.4-ubi8"