bump preflight version to 1.9.4 (#294)

Author: pdabelf5

.github/workflows/ci.yml

@@ -163,7 +163,7 @@ jobs:
       - name: Certify Images
         continue-on-error: false
         run: |
-          curl -fsSL https://github.com/redhat-openshift-ecosystem/openshift-preflight/releases/download/1.9.1/preflight-linux-amd64 --output preflight
+          curl -fsSL https://github.com/redhat-openshift-ecosystem/openshift-preflight/releases/download/1.9.4/preflight-linux-amd64 --output preflight
           chmod +x preflight
 
           IFS=',' read -ra arch_list <<< "${{ env.platforms }}"