IOTA-313 change phpunit version

vesnacustic · vesnacustic · commit 96a35f612b28 · 2023-09-21T12:04:16.000+02:00
diff --git a/composer.json b/composer.json
@@ -20,7 +20,7 @@
         "xemlock/htmlpurifier-html5": "^0.1.11"
     },
     "require-dev": {
-        "phpunit/phpunit": "^9.5",
+        "phpunit/phpunit": "^9.5.5",
         "symfony/phpunit-bridge": "^6.1"
     },
     "minimum-stability": "dev",
