modify test case tldr
# Test Case TLDR:
+# Users in groups:
# admin_group:
# user1 (has api key)
# user2 (no api key)
-#
# non_admin_group:
# user3 (no api key)
+# Users not in a group:
+# user4 (no api key)
resource "oci_identity_user" "user1" {
