xlat: update V4L2_PIX_* constants

xlat: update V4L2_PIX_* constants

* xlat/v4l2_pix_fmts.in (V4L2_PIX_FMT_FWHT_STATELESS): New constant
introduced by Linux kernel commit v5.2-rc1~33^2~132.
(V4L2_PIX_FMT_BGRA32, V4L2_PIX_FMT_BGRX32, V4L2_PIX_FMT_RGBA32,
V4L2_PIX_FMT_RGBX32): New constants introduced by Linux kernel commit
v5.2-rc1~33^2~25.
(V4L2_PIX_FMT_RGBA444, V4L2_PIX_FMT_RGBX444, V4L2_PIX_FMT_ABGR444,
V4L2_PIX_FMT_XBGR444, V4L2_PIX_FMT_XBGR444, V4L2_PIX_FMT_BGRX444): New
constants introduced by Linux kernel commit v5.2-rc1~33^2~24.
(V4L2_PIX_FMT_RGBA555, V4L2_PIX_FMT_RGBX555, V4L2_PIX_FMT_ABGR555,
V4L2_PIX_FMT_XBGR555, V4L2_PIX_FMT_BGRA555, V4L2_PIX_FMT_BGRX555): New
constants introduced by Linux kernel commit v5.2-rc1~33^2~23.