chore: update dependencies (#4012)

* chore: phpunit 10

* chore: config

* Apply fixes from StyleCI

* chore: phpunit 11 (php 8.2 minimum requirement)

* feat: laravel 11

* Apply fixes from StyleCI

* feat: carbon v3

* fixes

.github/workflows/REUSABLE_backend.yml

@@ -32,7 +32,7 @@ on:
         type: string
         required: false
         # Keep PHP versions synced with build-install-packages.yml
-        default: '["8.1", "8.2", "8.3"]'
+        default: '["8.2", "8.3"]'
 
       php_extensions:
         description: PHP extensions to install.

.github/workflows/build-install-packages.yml

@@ -6,7 +6,7 @@ on:
 
 env:
   VERSION: ${{ github.event.release.tag_name }}
-  PHP_VERSIONS: '8.1 8.2 8.3'
+  PHP_VERSIONS: '8.2 8.3'
   INSTALL_PACKAGES_INPUTS: '{ "flarum_version": "{0}", "php_versions": "{1}" }'
 
 jobs: