backend: glx: tentatively enable glFinish for NVIDIA

We use the __GL_YIELD=usleep workaround when we detect the NVIDIA
driver, so we could use glFinish without the NVIDIA driver taking all
the CPU.

Signed-off-by: Yuxuan Shui <yshuiv7@gmail.com>

src/picom.c

@@ -1224,6 +1224,7 @@ static bool redirect_start(session_t *ps) {
 
 	// Re-detect driver since we now have a backend
 	ps->drivers = detect_driver(ps->c, ps->backend_data, ps->root);
+	apply_driver_workarounds(ps->drivers);
 
 	root_damaged(ps);
 
@@ -1965,6 +1966,7 @@ static session_t *session_init(int argc, char **argv, Display *dpy,
 	// window; non experimental backends always need a target window
 
 	ps->drivers = detect_driver(ps->c, ps->backend_data, ps->root);
+	apply_driver_workarounds(ps->drivers);
 
 	// Initialize filters, must be preceded by OpenGL context creation
 	if (!ps->o.experimental_backends && !init_render(ps)) {