async isPmSelected() {
        await browser.waitUntil(async () =>
            $(timePickerModalId)
                .$('fieldset[role="presentation"]')
                .isFocused(),
        );
        return $(timePickerModalId)
            .$('input[value="PM"]')
            .isSelected();
    }
Returns true when the pm input is selected.
@method
@returns {bool}