UI: Remove help icon from Interact titlebars

UI/window-basic-interaction.cpp

@@ -59,6 +59,10 @@ OBSBasicInteraction::OBSBasicInteraction(QWidget *parent, OBSSource source_)
 	const char *name = obs_source_get_name(source);
 	setWindowTitle(QTStr("Basic.InteractionWindow").arg(QT_UTF8(name)));
 
+	Qt::WindowFlags flags = windowFlags();
+	Qt::WindowFlags helpFlag = Qt::WindowContextHelpButtonHint;
+	setWindowFlags(flags & (~helpFlag));
+
 	auto addDrawCallback = [this]() {
 		obs_display_add_draw_callback(ui->preview->GetDisplay(),
 					      OBSBasicInteraction::DrawPreview,