i965: Change assertion condition from implicit to explicit
... because grokking explicit assertions requires fewer neurons. In brw_misc_state.c:emit_depthbuffer, change assertion condition tiling != I915_TILING_X && tiling != I915_TILING_NONE to tiling == I915_TILING_Y Reviewed-by:Ian Romanick <ian.d.romanick@intel.com> Reviewed-by:
Kenneth Graunke <kenneth@whitecape.org> Signed-off-by:
Chad Versace <chad.versace@intel.com>