UI: Halve width of tab in multiline text property

UI/properties-view.cpp

@@ -239,6 +239,11 @@ QWidget *OBSPropertiesView::AddText(obs_property_t *prop, QFormLayout *layout,
 
 	if (type == OBS_TEXT_MULTILINE) {
 		QPlainTextEdit *edit = new QPlainTextEdit(QT_UTF8(val));
+#if QT_VERSION >= QT_VERSION_CHECK(5, 10, 0)
+		edit->setTabStopDistance(40);
+#else
+		edit->setTabStopWidth(40);
+#endif
 		return NewWidget(prop, edit, SIGNAL(textChanged()));
 
 	} else if (type == OBS_TEXT_PASSWORD) {