asahi: drop dead code

Signed-off-by: Alyssa Rosenzweig <alyssa@rosenzweig.io>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/30382>

src/asahi/lib/agx_nir_lower_tess.c

@@ -7,7 +7,6 @@
 #include "util/bitscan.h"
 #include "util/macros.h"
 #include "agx_nir_lower_gs.h"
-#include "glsl_types.h"
 #include "libagx_shaders.h"
 #include "nir.h"
 #include "nir_builder.h"
@@ -246,12 +245,6 @@ lower_tes(nir_builder *b, nir_intrinsic_instr *intr, void *data)
    }
 }
 
-static int
-glsl_type_size(const struct glsl_type *type, bool bindless)
-{
-   return glsl_count_attribute_slots(type, false);
-}
-
 bool
 agx_nir_lower_tes(nir_shader *tes, const nir_shader *libagx)
 {