Add support for Laravel 11 (#1520)

* update dependencies

* Implement new methods for `Authenticatable` contract

* Added Laravel 11 to CI test target

* normalize composer.json

* Remove obsolete migration method (column type) from test

* Update snapshots

* Add changelog entry

* Update readme

---------

Co-authored-by: 武田 憲太郎 <[email protected]>
Co-authored-by: barryvdh <[email protected]>

.github/workflows/run-integration-tests.yml

@@ -20,7 +20,10 @@ jobs:
             fail-fast: false
             matrix:
                 php: [8.3, 8.2, 8.1]
-                laravel: [10.*]
+                laravel: [11.*, 10.*]
+                exclude:
+                  - php: 8.1
+                    laravel: 11.*
 
         name: P${{ matrix.php }} - Laravel${{ matrix.laravel }}
         steps: