isl/state: Set the IntegerSurfaceFormat bit on Haswell
isl/state: Set the IntegerSurfaceFormat bit on Haswell

This fixes 688 Vulkan CTS tests on Haswell.

Reviewed-by: Chad Versace <a557f7f75bf28dc19ac99107f5cc7cd6b3fbdb1a@intel.com>
Cc: "12.0" <59f39c0db42d4479a46b02d4d2bc11120e37bb44@lists.freedesktop.org>

metora/MesaGLSLCompiler,metora/MesaGLSLCompiler,metora/MesaGLSLCompiler