Flexget

Fixed
- DeprecationWarning from jsonschema module

Fixed
- Make sure dates parsed using `parsedate` jinja filter can be compared with or without timezone. refs [3912](https://github.com/Flexget/Flexget/issues/3912)

Changed
- Bump dependencies

Changed
- Improves string output when subtracting dates in templates, or using .diff()

Fixed
- discord notifier: Unhandled crash on timeout. [3909](https://github.com/Flexget/Flexget/issues/3909)

Changed
- Allow comparing 'date's to 'datetime's in templates rather than failing. The date will be considered to be at midnight in the same timezone as the datetime.
- Revert the casting of 'date's to 'datetime's when set as entry fields ([3907](https://github.com/Flexget/Flexget/issues/3907))

Fixed
- These changes fix some templates/if statements that weren't backwards compatible as intended in 3.11.0