message: fix order of cleanup. First close then delete
diff: @@ -438,11 +438,10 @@ mod high_cases {
  let msg = crypto::anon_decrypt(recipient_wallet_handle, &recipient_vk, &encrypted_msg).unwrap();
  assert_eq!(MESSAGE.as_bytes().to_vec(), msg);
  - wallet::close_wallet(recipient_wallet_handle).unwrap();
  - wallet::delete_wallet(&wallet_config, WALLET_CREDENTIALS).unwrap();
  wallet::close_wallet(sender_wallet_handle).unwrap();
  + wallet::delete_wallet(&wallet_config, WALLET_CREDENTIALS).unwrap();
  + wallet::close_wallet(recipient_wallet_handle).unwrap();
  wallet::delete_wallet(&recipient_wallet_config, WALLET_CREDENTIALS).unwrap();
  - utils::tear_down_with_wallet(sender_wallet_handle, "indy_crypto_anon_decrypt_works", &wallet_config);
  }
  #[test]
  