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
```
}) {
    this.pdfManager = pdfManager;
    this.pageIndex = pageIndex;
    this.pageDict = pageDict;
    this.xref = xref;
    this.ref = ref;
    this.fontCache = fontCache;
    this.builtInCMapCache = builtInCMapCache;
    this.standardFontDataCache = standardFontDataCache;
    this.globalImageCache = globalImageCache;
    this.nonBlendModesSet = nonBlendModesSet;
    this.evaluatorOptions = pdfManager.evaluatorOptions;
    this.resourcesPromise = null;
    this.xfaFactory = xfaFactory;
    const idCounters = {
      obj: 0,
    };
    this._localIdFactory = class extends globalIdFactory {
      static createObjId() {
        return `p${pageIndex}_${++idCounters.obj}`;
      }
      static getPageObjId() {
        return `page${ref.toString()}`;
      }
    };
  }
  /**
   * @private
   */
  _getInheritableProperty(key, getArray = false) {