Pyspark-testframework

<!-- Release notes generated using configuration in .github/release.yml at v2.4.0 -->

What's Changed
New Features 🎉
* Optimized performance of summary property by sTomerG in https://github.com/woonstadrotterdam/pyspark-testframework/pull/27


**Full Changelog**: https://github.com/woonstadrotterdam/pyspark-testframework/compare/v2.3.1...v2.4.0

<!-- Release notes generated using configuration in .github/release.yml at v2.3.1 -->

What's Changed
Bugfixes 🐛
* added .isNull() for proper null handling in .passed_tests property by sTomerG in https://github.com/woonstadrotterdam/pyspark-testframework/pull/26


**Full Changelog**: https://github.com/woonstadrotterdam/pyspark-testframework/compare/v2.3.0...v2.3.1

<!-- Release notes generated using configuration in .github/release.yml at v2.3.0 -->

What's Changed
New Features 🎉
* NotNull by sTomerG in https://github.com/woonstadrotterdam/pyspark-testframework/pull/25
Bugfixes 🐛
* `passed_tests` bug fixed by sTomerG in https://github.com/woonstadrotterdam/pyspark-testframework/pull/22
Documentation 📚
* Fixed typo in tutorial by sTomerG in https://github.com/woonstadrotterdam/pyspark-testframework/pull/21
* Improved tutorial by sTomerG in https://github.com/woonstadrotterdam/pyspark-testframework/pull/23
* Removed progress bars in readme by sTomerG in https://github.com/woonstadrotterdam/pyspark-testframework/pull/24


**Full Changelog**: https://github.com/woonstadrotterdam/pyspark-testframework/compare/v2.2.3...v2.3.0

<!-- Release notes generated using configuration in .github/release.yml at v2.2.3 -->

What's Changed
New Features 🎉
* Add `return_failed_rows` Parameter to DataFrameTester Methods by sTomerG in https://github.com/woonstadrotterdam/pyspark-testframework/pull/20

Bug fixes 🐛
* `passed_tests` bug fixed by sTomerG in https://github.com/woonstadrotterdam/pyspark-testframework/pull/22


**Full Changelog**: https://github.com/woonstadrotterdam/pyspark-testframework/compare/v2.2.2...v2.2.3

<!-- Release notes generated using configuration in .github/release.yml at v2.2.1 -->

What's Changed
New Features 🎉
* Passed and failed tests property by sTomerG in https://github.com/woonstadrotterdam/pyspark-testframework/pull/18
Bugfixes 🐛
* Improved failed and passed test property by sTomerG in https://github.com/woonstadrotterdam/pyspark-testframework/pull/19


**Full Changelog**: https://github.com/woonstadrotterdam/pyspark-testframework/compare/v2.1.1...v2.2.1

<!-- Release notes generated using configuration in .github/release.yml at v2.1.1 -->

What's Changed
New Features 🎉
* Improved datatypes for summary property by sTomerG in https://github.com/woonstadrotterdam/pyspark-testframework/pull/17


**Full Changelog**: https://github.com/woonstadrotterdam/pyspark-testframework/compare/v2.1.0...v2.1.1