Support HTML5 playable Ads

[enfipy]

Objective

Is it outside of the scope of the crossbundle tool? Guess so, but anyway - it would be awesome to support packaging HTML5 Playable Ads for Google and Facebook.

Useful links:

• https://support.google.com/google-ads/answer/9981650
• https://h5validator.appspot.com/adwords/asset