Fix TXQ not using the component mask.

src/video_core/engines/shader_bytecode.h

@@ -981,6 +981,10 @@ union Instruction {
             }
             return false;
         }
+
+        bool IsComponentEnabled(std::size_t component) const {
+            return ((1ul << component) & component_mask) != 0;
+        }
     } txq;
 
     union {