fix(gce): update to new path for example userdata

Author: Xe

contrib/gce/create-gce-user-data

@@ -54,7 +54,7 @@ def main():
 
     gce_user_data = get_file("gce-user-data", "w", True)
     gce_template = get_file("gce-user-data-template")
-    coreos_template = get_file("../coreos/user-data")
+    coreos_template = get_file("../coreos/user-data.example")
 
     configuration_coreos_template = yaml.safe_load(coreos_template)
     configuration_gce_template = yaml.safe_load(gce_template)