Castos Player Block Pulls only Latest 10 Episodes

[KTorrii]

Describe the bug Castos Player block only provides the option to pull from the latest 10 episodes

To Reproduce Steps to reproduce the behavior:

1. Go to 'Castos Player. block'
2. Click on 'Select Podcast Episode'
3. See only the latest 10...

Expected behavior A user should be able to select from all of their podcast episodes.

[TheCraigHewitt]

@zahardev let's include this in release 2.7.4