feat: add new methods to FairPlayUtils (#4029)
feat: add new methods to FairPlayUtils (#4029)

This adds 3 new methods to FairPlayUtils:

- isFairPlaySupported --> Closes PR #3562
- spcFairPlayRequest --> This method adds basic spc FairPlay request filter
- commonFairPlayResponse --> This method adds a basic FairPlay response filter that supports a lot of DRM providers.
shaka-project/shaka-player,shaka-project/shaka-player,shaka-project/shaka-player,shaka-project/shaka-player