2.1.1 - Minor Improvements

Changes:

• Added setting channel ID as TELEGRAM_CHANNEL.
• Improved Spotify token error message.
• Changed the log message for CHECK_TELEGRAM to be clearer.

Bug Fixes:

• Added missing await statements.
• Closed DeezLoader's HTTPX client after its work is done.

Dependencies:

• Bumped requirements to the latest versions.
• Bumped Heroku runtime Python to 3.8.10.