drm/sti: Select FW_LOADER

Select FW_LOADER explicitly to satify the direct dependency of
FW_LOADER_USER_HELPER_FALLBACK.
Acked-by: Benjamin Gaignard <benjamin.gaignard@linaro.org>
Signed-off-by: Thierry Reding <treding@nvidia.com>

drivers/gpu/drm/sti/Kconfig

@@ -6,6 +6,7 @@ config DRM_STI
 	select DRM_GEM_CMA_HELPER
 	select DRM_KMS_CMA_HELPER
 	select DRM_PANEL
+	select FW_LOADER
 	select FW_LOADER_USER_HELPER_FALLBACK
 	help
 	  Choose this option to enable DRM on STM stiH41x chipset