Fix T66207: Invalid depsgraph relation when driver uses object dimension

Would be nice to find a more proper and generic solution instead of name
based comparison, but can not really think a nice way to go currently.

source/blender/depsgraph/intern/builder/deg_builder_rna.cc

@@ -314,6 +314,10 @@ RNANodeIdentifier RNANodeQuery::construct_node_identifier(const PointerRNA *ptr,
         node_identifier.type = NodeType::OBJECT_FROM_LAYER;
         return node_identifier;
       }
+      else if (STREQ(prop_identifier, "dimensions")) {
+        node_identifier.type = NodeType::GEOMETRY;
+        return node_identifier;
+      }
     }
   }
   else if (ptr->type == &RNA_ShapeKey) {