Update dependency nette/neon to ^3.4.6

| datasource | package    | from  | to    |
| ---------- | ---------- | ----- | ----- |
| packagist  | nette/neon | 3.4.5 | 3.4.6 |

Author: renovate[bot]

composer.json

@@ -16,7 +16,7 @@
     },
     "require-dev": {
         "nette/di": "^3.2.5",
-        "nette/neon": "^3.4.5",
+        "nette/neon": "^3.4.6",
         "nikic/php-parser": "^4.19.2 || ^5.6.2",
         "phpstan/phpstan-phpunit": "^2.0.8",
         "phpunit/phpunit": "^12.4.4",