New test for another error case in DepositScriptAddress

No, I ran it.

jimmy@mint ~/bw/waddrmgr $ git diff
diff --git a/waddrmgr/pool_test.go b/waddrmgr/pool_test.go
index ee7388c..e3c76e4 100644
--- a/waddrmgr/pool_test.go
+++ b/waddrmgr/pool_test.go
@@ -272,7 +272,7 @@ func TestDepositScriptAddressFailureToEncrypt(t *testing.T) 
                manager, &FailingToEncryptCryptoKey{}, func() {
                        _, err = pool.DepositScriptAddress(0, 0, uint32(1))
                })
-
+       err = nil
        checkManagerError(t, "", err, waddrmgr.ErrCrypto)
 }
 
jimmy@mint ~/bw/waddrmgr $ go test --run TestDepositAddressFailureToEncrypt
PASS
ok      github.com/monetas/btcwallet/waddrmgr   0.004s