docs(superstream): add new changelogs and update description

[rhenwinch]

Description

Update changelogs and description for v1.4.0

Checklist:

• [x] I have followed the Conventional Commits guidelines for all my commits.
  • Example of a Conventional Commit message: feat: add new feature to enhance user experience
• [x] I have incremented the version of the provider I worked on in its respective build.gradle.kts file (if applicable).
• [x] I have included a changelog detailing any updates I made to a provider on its respective build.gradle.kts file (if applicable).
• [ ] I have included my github profile as an author on the provider's respective build.gradle.kts file (if I am a new contributor).