Issue #3327018 by Spokje, longwave, xjm, mondrake: Update PHPStan to 1.9.3 and make daily "updated deps" QA jobs pass

composer.json

@@ -26,7 +26,7 @@
         "phpunit/phpunit": "^9.5",
         "phpspec/prophecy-phpunit": "^2",
         "phpstan/extension-installer": "^1.1",
-        "phpstan/phpstan": "^1.8.11",
+        "phpstan/phpstan": "^1.9.3",
         "symfony/css-selector": "^6.2",
         "symfony/phpunit-bridge": "^6.2",
         "symfony/var-dumper": "^6.2",

composer.lock

@@ -4,7 +4,7 @@
         "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#installing-dependencies",
         "This file is @generated automatically"
     ],
-    "content-hash": "2b081c6ee0530e45762ce2bb263bc86e",
+    "content-hash": "95e0fc7335ccd862d00d13f9fb069b08",
     "packages": [
         {
             "name": "asm89/stack-cors",

composer/Metapackage/DevDependencies/composer.json

@@ -18,7 +18,7 @@
         "mikey179/vfsstream": "^1.6.11",
         "phpspec/prophecy-phpunit": "^2",
         "phpstan/extension-installer": "^1.1",
-        "phpstan/phpstan": "^1.8.11",
+        "phpstan/phpstan": "^1.9.3",
         "phpunit/phpunit": "^9.5",
         "symfony/browser-kit": "^6.2",
         "symfony/css-selector": "^6.2",