Bug 1964905 - [wdspec] Update meta data for user prompt tests within an iframe. r=webdriver-reviewers,Sasha

DONTBUILD

Differential Revision: https://phabricator.services.mozilla.com/D248178

testing/web-platform/meta/webdriver/tests/bidi/browsing_context/user_prompt_closed/user_prompt_closed.py.ini

@@ -1,5 +1,7 @@
 [user_prompt_closed.py]
   expected:
     if (os == "mac") and not debug and (version == "OS X 14.7"): [OK, TIMEOUT]
+
   [test_iframe]
+    bug: https://bugzilla.mozilla.org/show_bug.cgi?id=1964905
     expected: FAIL

testing/web-platform/meta/webdriver/tests/bidi/browsing_context/user_prompt_opened/user_prompt_opened.py.ini

@@ -1,3 +1,4 @@
 [user_prompt_opened.py]
   [test_iframe]
+    bug: https://bugzilla.mozilla.org/show_bug.cgi?id=1964905
     expected: FAIL