librem5_defconfig: enable hantro media staging driver

arch/arm64/configs/librem5_defconfig

@@ -414,6 +414,7 @@ CONFIG_RC_CORE=m
 CONFIG_MEDIA_SUPPORT=m
 CONFIG_MEDIA_CAMERA_SUPPORT=y
 CONFIG_MEDIA_CONTROLLER=y
+CONFIG_MEDIA_CONTROLLER_REQUEST_API=y
 CONFIG_VIDEO_V4L2_SUBDEV_API=y
 CONFIG_MEDIA_USB_SUPPORT=y
 CONFIG_USB_VIDEO_CLASS=m
@@ -734,6 +735,7 @@ CONFIG_IMX_SDMA=m
 # CONFIG_VIRTIO_MENU is not set
 CONFIG_STAGING=y
 CONFIG_STAGING_MEDIA=y
+CONFIG_VIDEO_HANTRO=m
 CONFIG_COMMON_CLK_VERSATILE=y
 CONFIG_COMMON_CLK_BD718XX=m
 CONFIG_COMMON_CLK_FIXED_MMIO=y