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 fnArray = this.queue.fnArray;
    let i = this.lastProcessed,
      ii = fnArray.length;
    let state = this.state;
    let match = this.match;
    if (!state && !match && i + 1 === ii && !InitialState[fnArray[i]]) {
      
      
      this.lastProcessed = ii;
      return;
    }
    const context = this.context;
    while (i < ii) {
      if (match) {
        
        const iterate = (0, match.iterateFn)(context, i);
        if (iterate) {
          i++;
          continue;
        }