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
```
actionDict.set("D", "page.157"
      const annotationDict = new Dict(
      annotationDict.set("Type", Name.get("Annot")
      annotationDict.set("Subtype", Name.get("Link")
      annotationDict.set("A", actionDict
      const annotationRef = Ref.get(798, 0
      const xref = new XRefMock([{ ref: annotationRef, data: annotationDict }]
      const { data } = await AnnotationFactory.create(
        xref,
        annotationRef,
        pdfManagerMock,
        idFactoryMock
      
      expect(data.annotationType).toEqual(AnnotationType.LINK
      expect(data.url).toBeUndefined(
      expect(data.unsafeUrl).toBeUndefined(
      expect(data.dest).toEqual("page.157"
    }
    it(
      "should correctly parse a GoToR action, where the FileSpec entry " +
        "is a string containing a relative URL",
      async function () {
        const actionDict = new Dict(
        actionDict.set("Type", Name.get("Action")
        actionDict.set("S", Name.get("GoToR")
        actionDict.set("F", "../../0013/001346/134685E.pdf"
        actionDict.set("D", "4.3"
        actionDict.set("NewWindow", true
        const annotationDict = new Dict(
        annotationDict.set("Type", Name.get("Annot")