minor #143 Fix the "lowest" CI job (Nyholm)

This PR was merged into the main branch.

Discussion
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Fix the "lowest" CI job

We dont need to make sure we are compatible with `symfony/phpunit-bridge:4.4`

Commits
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53892aa Fix the "lowest" CI job

Author: weaverryan

composer.json

@@ -19,7 +19,7 @@
     },
     "require-dev": {
         "symfony/framework-bundle": "^4.4 || ^5.0",
-        "symfony/phpunit-bridge": "^4.4 || ^5.0",
+        "symfony/phpunit-bridge": "^5.3",
         "symfony/twig-bundle": "^4.4 || ^5.0",
         "symfony/web-link": "^4.4 || ^5.0"
     },