mesa: Rename 4 color component unsigned byte MESA_FORMATs

mesa: Rename 4 color component unsigned byte MESA_FORMATs

Change all 4 color component unsigned byte formats to meet spec for P
Type formats:
    s/MESA_FORMAT_RGBA8888\b/MESA_FORMAT_A8B8G8R8_UNORM/g
    s/MESA_FORMAT_RGBA8888_REV\b/MESA_FORMAT_R8G8B8A8_UNORM/g
    s/MESA_FORMAT_ARGB8888\b/MESA_FORMAT_B8G8R8A8_UNORM/g
    s/MESA_FORMAT_ARGB8888_REV\b/MESA_FORMAT_A8R8G8B8_UNORM/g
    s/MESA_FORMAT_RGBX8888\b/MESA_FORMAT_X8B8G8R8_UNORM/g
    s/MESA_FORMAT_RGBX8888_REV\b/MESA_FORMAT_R8G8B8X8_UNORM/g
    s/MESA_FORMAT_XRGB8888\b/MESA_FORMAT_B8G8R8X8_UNORM/g
    s/MESA_FORMAT_XRGB8888_REV\b/MESA_FORMAT_X8R8G8B8_UNORM/g