Build(deps): Bump vimeo/psalm from 3.9.2 to 3.9.3 in /.build

Bumps [vimeo/psalm](https://github.com/vimeo/psalm) from 3.9.2 to 3.9.3.
- [Release notes](https://github.com/vimeo/psalm/releases)
- [Commits](vimeo/psalm@3.9.2...3.9.3)

Signed-off-by: dependabot-preview[bot] <[email protected]>

Author: dependabot-preview[bot]

.build/composer.json

@@ -15,7 +15,7 @@
         "psalm/plugin-phpunit": "^0.9.0",
         "slam/phpstan-extensions": "^4.0",
         "thecodingmachine/phpstan-strict-rules": "^0.12.0",
-        "vimeo/psalm": "^3.9.2",
+        "vimeo/psalm": "^3.9.3",
         "wikimedia/composer-merge-plugin": "^1.4.1"
     },
     "scripts": {