composer(deps): bump symfony/yaml from 5.2.5 to 5.3.6

Bumps [symfony/yaml](https://github.com/symfony/yaml) from 5.2.5 to 5.3.6.
- [Release notes](https://github.com/symfony/yaml/releases)
- [Changelog](https://github.com/symfony/yaml/blob/5.3/CHANGELOG.md)
- [Commits](symfony/yaml@v5.2.5...v5.3.6)

---
updated-dependencies:
- dependency-name: symfony/yaml
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

composer.json

@@ -12,7 +12,7 @@
   ],
   "require": {
     "php": "^7.4 || ^8.0",
-    "symfony/yaml": "^5.2.5"
+    "symfony/yaml": "^5.3.6"
   },
   "require-dev": {
     "ergebnis/composer-normalize": "^2.15.0",