init packer template before the build

.gitlab-ci.yml

@@ -52,6 +52,7 @@ build_packer:
         sed -i -E "s/(enable_UAB_UI: ).*/\1true/" CRI_Cluster_Monitor/group_vars/all
       fi
     - echo $PKR_VAR_s3_endpoint
+    - packer init xdmod
     - packer validate xdmod
     - packer build -machine-readable xdmod
 
@@ -74,4 +75,4 @@ trigger_job:
   variables:
     TARGET_ENV: $TARGET_ENV
   trigger:
-    project: rc/terraform-openstack
\ No newline at end of file
+    project: rc/terraform-openstack