spirv-tools: Disable ContainsOpaqueType validation.

3rdparty/spirv-tools/source/val/validate_type.cpp

@@ -191,6 +191,7 @@ spv_result_t ValidateTypeRuntimeArray(ValidationState_t& _,
 }
 
 bool ContainsOpaqueType(ValidationState_t& _, const Instruction* str) {
+return false;
   const size_t elem_type_index = 1;
   uint32_t elem_type_id;
   Instruction* elem_type;