Update call button to default True when auto_call is False

[jni]

Still a couple of tests failing because they didn't expect the new behavior, but getting this started.

[jni]

@tlambert03 do you have any idea why this is failing?

________________________________ test_auto_call ________________________________

qtbot = <pytestqt.qtbot.QtBot object at 0x7fb73c51ba30>
magic_func = <FunctionGui func(a: str = 'works', b: int = 6, c=7.1) -> str>

    def test_auto_call(qtbot, magic_func):
        """Test that changing a parameter calls the function."""
    
        # TODO: remove qtbot requirement so we can test other backends eventually.
    
        # changing the widget parameter calls the function
        with qtbot.waitSignal(magic_func.called, timeout=1000):
            magic_func.b.value = 6
    
        # changing the gui calls the function
        with qtbot.waitSignal(magic_func.called, timeout=1000):
>           qtbot.keyClick(magic_func.a.native, Qt.Key_A, Qt.ControlModifier)

tests/test_magicgui.py:153: 
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 

args = (<PyQt5.QtWidgets.QLineEdit object at 0x7fb73c51e1f0>, 65, 67108864)
kwargs = {}

    def result(*args, **kwargs):
>       return qtest_method(*args, **kwargs)
E       TypeError: 'PySide2.QtTest.QTest.keyClick' called with wrong argument types:
E         PySide2.QtTest.QTest.keyClick(QLineEdit, Key, KeyboardModifier)
E       Supported signatures:
E         PySide2.QtTest.QTest.keyClick(PySide2.QtWidgets.QWidget, PySide2.QtCore.Qt.Key, PySide2.QtCore.Qt.KeyboardModifiers = PySide2.QtCore.Qt.KeyboardModifier.NoModifier, int = -1)
E         PySide2.QtTest.QTest.keyClick(PySide2.QtWidgets.QWidget, typing.Char, PySide2.QtCore.Qt.KeyboardModifiers = PySide2.QtCore.Qt.KeyboardModifier.NoModifier, int = -1)
E         PySide2.QtTest.QTest.keyClick(PySide2.QtGui.QWindow, PySide2.QtCore.Qt.Key, PySide2.QtCore.Qt.KeyboardModifiers = PySide2.QtCore.Qt.KeyboardModifier.NoModifier, int = -1)
E         PySide2.QtTest.QTest.keyClick(PySide2.QtGui.QWindow, typing.Char, PySide2.QtCore.Qt.KeyboardModifiers = PySide2.QtCore.Qt.KeyboardModifier.NoModifier, int = -1)

../../miniconda3/envs/all/lib/python3.8/site-packages/pytestqt/qtbot.py:626: TypeError

[tlambert03]

huh... looks like qtbot is using PySide2 but the widget is pyqt5

[tlambert03]

love it. thanks!