glsl: expose build_program_resource_list function

This is required so that we can move resource list creation
to happen later.

Signed-off-by: Tapani Pälli <tapani.palli@intel.com>
Reviewed-by: Martin Peres <martin.peres@linux.intel.com>
diff --git a/src/glsl/linker.cpp b/src/glsl/linker.cpp
index d9527d4..e0ce00c 100644
--- a/src/glsl/linker.cpp
+++ b/src/glsl/linker.cpp
@@ -2689,7 +2689,7 @@
  * Builds up a list of program resources that point to existing
  * resource data.
  */
-static void
+void
 build_program_resource_list(struct gl_context *ctx,
                             struct gl_shader_program *shProg)
 {