[FileAttached.pdf](https://github.com/mozilla/pdf.js/files/1264140/FileAttached.pdf)

Configuration:
- Chrome
- Windows 10 64-bit
- PDF.js version: Latest master
- Is an extension: no

Steps to reproduce the problem:
1. Produce the file using pdflatex as in [here](https://tex.stackexchange.com/questions/19025/embed-link-to-an-embedded-file)
2. Just open the file (Has embedded attachment + Link to that) 
3. Warning comes out: parseDestDictionary: Unsupported Action type "GoToE"

What is the expected behavior?
Open the attached file, this is perfectly working with Adobe reader.

What went wrong? 
Nothing Happens when the link is clicked

return;
    }
    this._updateCurrentTreeItem( null);
    if (this._sidebarView !== SidebarView.OUTLINE) {
      return; 
    }
    
    
    for (let i = this._currentPageNumber; i > 0; i--) {
      const destHash = pageNumberToDestHash.get(i);
      if (!destHash) {
        continue;
      }
      const linkElement = this.container.querySelector(`a[href="${destHash}"]`);
      if (!linkElement) {
        continue;
      }
      this._scrollToCurrentTreeItem(linkElement.parentNode);
      break;
    }
  }
  /**
   * To (significantly) simplify the overall implementation, we will only
   * consider *one* destination per page when finding/highlighting the current
   * outline item (similar to e.g. Adobe Reader); more specifically, we choose
   * the *first* outline item at the *lowest* level of the outline tree.
   * @private
   */
  async _getPageNumberToDestHash(pdfDocument) {
    if (this._pageNumberToDestHashCapability) {