chore: upgrade playwright

Author: wmertens

flake.lock

@@ -67,7 +67,7 @@
           "dependencyTypes": [
             "dev"
           ],
-          "pinVersion": "1.48.1"
+          "pinVersion": "1.50.1"
         }
       ],
       "semverGroups": [
@@ -98,7 +98,7 @@
     "@napi-rs/triples": "1.2.0",
     "@node-rs/helper": "1.6.0",
     "@octokit/action": "6.1.0",
-    "@playwright/test": "1.48.1",
+    "@playwright/test": "1.50.1",
     "@qwik.dev/core": "workspace:*",
     "@qwik.dev/router": "workspace:*",
     "@types/brotli": "1.3.4",