Parentheses around a Python UDF call render the result as a String

[cpwright]

Description

import numpy as np

def sinc(x) -> np.double:
    return np.sinc(x)

sinc_function = empty_table(100).update(["X = 0.1 * i", "SincX = sinc(X)", "SincXS=(sinc(X))"])```

![image](https://github.com/deephaven/deephaven-core/assets/29706529/b5aad5e9-a1af-4abe-92fe-9f03edaf3cdc)

**Expected results**

The parenthesis do not change the return type.

**Actual results**

The UI shows it as a string.

**Versions**
 - Deephaven: 0.25.2