VIDEO-13326 Remove S3 link usage

[asemivragovs]

Description

Remove Amazon S3 link that was posing a security issue SECOPS-4857. The video file that was hosted is not included in the project bundle.

Breakdown

• Remove https://s3-us-west-1.amazonaws.com usage
• Add the Resources/twilio_clound_com.mov video file

Contributing to Twilio

All third-party contributors acknowledge that any contributions they provide will be made under the same open-source license that the open-source project is provided under.

• [x] I acknowledge that all my contributions will be made under the project's license.

[dipankadas]

@asemivragovs How do we validate this is working? Do we even know how/when that file is supposed to be used?

[asemivragovs]

It was validated that the AVPlayerExample target is correctly playing the new added video file.