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
```
expect(data.annotationType).toEqual(AnnotationType.STRIKEOUT
      expect(data.quadPoints).toEqual(null
    }
    it("should set quadpoints if defined", async function () {
      const strikeOutDict = new Dict(
      strikeOutDict.set("Type", Name.get("Annot")
      strikeOutDict.set("Subtype", Name.get("StrikeOut")
      strikeOutDict.set("Rect", [10, 10, 20, 20]
      strikeOutDict.set("QuadPoints", [10, 20, 20, 20, 10, 10, 20, 10]
      const strikeOutRef = Ref.get(121, 0
      const xref = new XRefMock([{ ref: strikeOutRef, data: strikeOutDict }]
      const { data } = await AnnotationFactory.create(
        xref,
        strikeOutRef,
        pdfManagerMock,
        idFactoryMock
      
      expect(data.annotationType).toEqual(AnnotationType.STRIKEOUT
      expect(data.quadPoints).toEqual([
        [
          { x: 10, y: 20 },
          { x: 20, y: 20 },
          { x: 10, y: 10 },
          { x: 20, y: 10 },
        ],
      ]
    }
  }
}