Configuration:
- PDF.js version: 2.0.550

Steps to reproduce the problem:
1. Render document in SVG mode `renderMode="svg"`

What is the expected behavior? (add screenshot)
Rendering annotations same way as they rendered on canvas

What went wrong? (add screenshot)
```
Warning: Unimplemented operator beginAnnotations
Warning: Unimplemented operator endAnnotations
```
const task = new WorkerTask("test print"
      const annotation = await AnnotationFactory.create(
        xref,
        buttonWidgetRef,
        pdfManagerMock,
        idFactoryMock
      
      const annotationStorage = new Map(
      const operatorList = await annotation.getOperatorList(
        partialEvaluator,
        task,
        false,
        annotationStorage
      
      expect(operatorList.argsArray.length).toEqual(3
      expect(operatorList.fnArray).toEqual([
        OPS.beginAnnotation,
        OPS.setFillRGBColor,
        OPS.endAnnotation,
      ]
      expect(operatorList.argsArray[1]).toEqual(
        new Uint8ClampedArray([26, 51, 76])
      
    }
    it("should save checkboxes", async function () {
      const appearanceStatesDict = new Dict(
      const normalAppearanceDict = new Dict(
      normalAppearanceDict.set("Checked", Ref.get(314, 0)
      normalAppearanceDict.set("Off", Ref.get(271, 0)
      appearanceStatesDict.set("N", normalAppearanceDict