i965: Fix anisotropic filtering for mag filter

Commit f8d69beed49c64f883bb8ffb28d4960306baf575 moving sampler
handling to genxml messed up change done by commit
6a7c5257cac23cd9767aa4bc8fdab68925b11157.

This broke rendering in SynMark CSDof and TexFilterAniso tests.

Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=101607

Thanks to Kevin, who spotted the actual typo!
Reviewed-by: Ian Romanick <ian.d.romanick@intel.com>
Reviewed-by: Kenneth Graunke <kenneth@whitecape.org>
1 file changed