wl-drm: only advertise formats supporting implicit modifiers

With the Vulkan renderer we don't support implicit modifiers.
However wl_drm only supports implicit modifiers.

Stop advertising wl_drm formats when implicit modifiers are
unsupported.

types/wlr_drm.c

@@ -161,7 +161,10 @@ static void drm_bind(struct wl_client *client, void *data,
 	wl_drm_send_capabilities(resource, WL_DRM_CAPABILITY_PRIME);
 
 	for (size_t i = 0; i < drm->formats.len; i++) {
-		wl_drm_send_format(resource, drm->formats.formats[i]->format);
+		const struct wlr_drm_format *fmt = drm->formats.formats[i];
+		if (wlr_drm_format_has(fmt, DRM_FORMAT_MOD_INVALID)) {
+			wl_drm_send_format(resource, fmt->format);
+		}
 	}
 }