mesa: Remove unused hash table includes

This should prevent us from rebuilding the world.

Signed-off-by: Thomas Helland <thomashelland90@gmail.com>
Reviewed-by: Timothy Arceri <timothy.arceri@collabora.com>

src/compiler/glsl/link_uniforms.cpp

@@ -28,7 +28,6 @@
 #include "glsl_symbol_table.h"
 #include "program/hash_table.h"
 #include "program.h"
-#include "util/hash_table.h"
 
 /**
  * \file link_uniforms.cpp