panfrost: Add some missing BGRA formats
Fixes:
KHR-GLES3.copy_tex_image_conversions.forbidden.*
KHR-GLES3.packed_pixels.pbo_rectangle.rgb5_a1
KHR-GLES3.packed_pixels.pbo_rectangle.rgba
KHR-GLES3.packed_pixels.pbo_rectangle.rgba4
KHR-GLES3.packed_pixels.pbo_rectangle.rgba8
KHR-GLES3.packed_pixels.rectangle.rgb5_a1
KHR-GLES3.packed_pixels.rectangle.rgba
KHR-GLES3.packed_pixels.rectangle.rgba4
KHR-GLES3.packed_pixels.rectangle.rgba8
KHR-GLES3.packed_pixels.varied_rectangle.rgb5_a1
KHR-GLES3.packed_pixels.varied_rectangle.rgba
KHR-GLES3.packed_pixels.varied_rectangle.rgba4
KHR-GLES3.packed_pixels.varied_rectangle.rgba8
Signed-off-by: Alyssa Rosenzweig <alyssa@collabora.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/11123>