i965: Update the surface_format table for ETC formats
i965: Update the surface_format table for ETC formats

Enable ETC support for BDW+. In Vulkan, an array lookup on
surface_format[] is used to determine HW support for certain
formats. In contrast, Mesa dynamically populates an array
which reports this information.

metora/MesaGLSLCompiler,metora/MesaGLSLCompiler,metora/MesaGLSLCompiler