Fix health path for now (#2851)

## Task details
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---

## Description

For some unknown reason / does not work all the time, but /user/login
works. Lets change it for now and investigate later, the app works.

## Checklist
Ensure your pull request meets the following requirements:

- [ ] Tests have been added or updated.
- [ ] Documentation has been updated (if applicable).
- [ ] I have applied neccessary labels to this PR.
- [ ] I have tested this change locally and on staging.
- [ ] At a functional level, it has been validated with the team/PO.

.kamal/deploy.yml

@@ -46,7 +46,7 @@ deploy_timeout: 300
 
 proxy:
     healthcheck:
-        path: /
+        path: /user/login
 
 accessories:
     database:

composer.json

@@ -59,8 +59,8 @@
         "drupal/features": "5.0.x-dev",
         "ergebnis/composer-normalize": "2.45.0",
         "friendsofphp/php-cs-fixer": "3.65.0",
-        "kint-php/kint": "5.1.1",
-        "kint-php/kint-twig": "5.0",
+        "kint-php/kint": "6.0",
+        "kint-php/kint-twig": "6.0",
         "mglaman/phpstan-drupal": "1.3.2",
         "palantirnet/drupal-rector": "0.20.3",
         "phpspec/prophecy-phpunit": "2.3.0",