Change files

Author: konstantin-msft

change/@azure-msal-browser-cc7b4b74-d9b1-4614-ab89-ac8dfb792a3f.json

@@ -0,0 +1,7 @@
+{
+  "type": "patch",
+  "comment": "Clean up BroadcastChannel resources to fix hanging tests #8044",
+  "packageName": "@azure/msal-browser",
+  "email": "kshabelko@microsoft.com",
+  "dependentChangeType": "patch"
+}