Attach (recommended) or Link to PDF file here:
[occurmin0.pdf](https://github.com/mozilla/pdf.js/files/7340277/occurmin0.pdf)

Configuration:
- Web browser and its version: 95.0a1 (2021-10-13) (64-bit)
- Operating system and its version: Windows 10


Steps to reproduce the problem:
1. Open form in pdf.js

What is the expected behavior? (add screenshot)
Form is blank (subform `nomin`  does not display)
What went wrong? (add screenshot)
![image](https://user-images.githubusercontent.com/7104454/137184675-d48027c0-1f17-4faa-bc97-b45814b38e36.png)

subform `nomin` displays, even though it's subform is set to `<occur max="-1" min="0" />`

warn(`XFA - Invalid node: must be a data node.`);
        continue;
      }
      const targetNodes = searchNode(
        this.root,
        formNode,
        target,
        false ,
        false 
      );
      if (!targetNodes) {
        warn(`XFA - Invalid target: ${target}.`);
        continue;
      }
      const [targetNode] = targetNodes;
      if (!targetNode[$isDescendent](formNode)) {
        warn(`XFA - Invalid target: must be a property or subproperty.`);
        continue;
      }
      const targetParent = targetNode[$getParent]();
      if (
        targetNode instanceof SetProperty ||
        targetParent instanceof SetProperty
      ) {
        warn(
          `XFA - Invalid target: cannot be a setProperty or one of its properties.`
        );
        continue;
      }
      if (