qa: bump phpunit to 9.5.11

Signed-off-by: Geert Eltink <[email protected]>

Author: geerteltink

composer.json

@@ -19,6 +19,7 @@
     },
     "config": {
         "allow-plugins": {
+            "composer/package-versions-deprecated": true,
             "dealerdirect/phpcodesniffer-composer-installer": true
         },
         "platform": {
@@ -39,8 +40,8 @@
         "psr/http-message": "^1.0.1"
     },
     "require-dev": {
-        "laminas/laminas-coding-standard": "~2.3",
-        "phpunit/phpunit": "^9.5.8",
+        "laminas/laminas-coding-standard": "~2.3.0",
+        "phpunit/phpunit": "^9.5.11",
         "psalm/plugin-phpunit": "^0.16"
     },
     "autoload": {