update supported version in readme

Handle encrypted columns which are set to null (#19)

* 🧪 Add a test for a null value

* 🐛 Don't consider null types for decryption

Laravel 11 support (#17)

Add L10 support, remove L6 and L8 support (#11)

* Add L10 support

* Update PHP version in ci.yml

* Update ci.yml

* Revert ci.yml changes

* Migrate PHPUnit XML config using "--migrate-configuration"

* Update phpunit.xml (delete cacheDirectory, use backupStaticAttributes instead of backupStaticProperties)

* Delete backupStaticAttributes

* Add PHP version matrix

* Use ci.yml from #12

* Correct Laravel matrix versions

* Revert ci.yml changes

* Use multiple PHP versions

* Update ci.yml

* Don't use PHP 8 with Laravel 10 in CI

* Update ci.yml

* Remove L6 and L8 support

* Use single PHP version in CI

* Update ci.yml

* Change matrix in ci.yml

* swap laravel 9 & 10

* Update README.md

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Co-authored-by: Samuel Štancl <samuel@archte.ch>

Merge pull request #9 from lukinovec/generate-column-name

Add method for generating the column name

Merge pull request #8 from abrardev99/support-l9

Support Laravel 9

Merge pull request #7 from stein-j/master

Sync with original attributes

Merge pull request #4 from andresayej/l8-test

First try at Laravel 8 support + more advanced CI

model -> trait