Pydantic-config

What's Changed
* Updated to use the tomli library instead of toml library for ppython<3.11
* Updated to use the standard tomllib library for python>=3.11
* Changed default behavior of invalid config file to not throw error. New parameter config_file_required has been added to disable/enable this option.
* Changed default behavior for config_merge_unique. This is now disabled by default.
* Updated README to reflect new changes


**Full Changelog**: https://github.com/jordantshaw/pydantic-config/compare/v0.2.3...v0.3.0

What's Changed
* Updating pydantic-settings dependency version by jordantshaw in https://github.com/jordantshaw/pydantic-config/pull/13


**Full Changelog**: https://github.com/jordantshaw/pydantic-config/compare/v0.2.2...v0.2.3

What's Changed
* Fixing bug with optional dependencies by jordantshaw in https://github.com/jordantshaw/pydantic-config/pull/12


**Full Changelog**: https://github.com/jordantshaw/pydantic-config/compare/v0.2.1...v0.2.2

What's Changed
* Fixing issue with config_file_encoding not working by jordantshaw in https://github.com/jordantshaw/pydantic-config/pull/11


**Full Changelog**: https://github.com/jordantshaw/pydantic-config/compare/v0.2.0...v0.2.1

What's Changed

Breaking Changes
* Refactored for Pydantic V2: Pydantic V1 is no longer supported.
* _If you need to use Pydantic V1, please install `pydantic-config<0.2.0`_.
* `pydantic-settings` package is now used instead of `pydantic`.
* The `toml` and `pyyaml` packages are now no longer included by default. These are now optional dependencies that can be installed separately. See [Optional Dependencies]( https://github.com/jordantshaw/pydantic-config#optional-dependencies)

Other Changes
* Fixed issues with case-sensitivity not working.
* Added additional tests
* Updated documentation


**Full Changelog**: https://github.com/jordantshaw/pydantic-config/compare/v0.1.2...v0.2.0

**Full Changelog**: https://github.com/jordantshaw/pydantic-config/compare/v0.1.1...v0.1.2