Make Remote Tracks getSenderStats method public

[mpnri]

Hi.
Currently, getSenderStats method in remote tracks (audio & video) are private or protected and unlike local tracks, there is no way to call them from outside the class and this makes us unable to access them if we need to check Stats for remote tracks. (for debugging and metric stuff)

[changeset-bot]

⚠️ No Changeset found

Latest commit: cc3ba97

Merging this PR will not cause a version bump for any packages. If these changes should not result in a new version, you're good to go. If these changes should result in a version bump, you need to add a changeset.

This PR includes no changesets

When changesets are added to this PR, you'll see the packages that this PR includes changesets for and the associated semver types

Click here to learn what changesets are, and how to add one.

Click here if you're a maintainer who wants to add a changeset to this PR