Bug 1952561 [wpt PR 51204] - Remove .tentative for focus-without-user-activation policy WPT test, a=testonly

Automatic update from web-platform-tests
Remove .tentative for `focus-without-user-activation` policy WPT test

Spec PR for `focus-without-user-activation` permissions policy has
landed. whatwg/html#10672. We should remove
.tentative for all related WPT tests.

Bug: 371112534
Change-Id: I743185921665663a5a530bfb83b461d7a3e0d848
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/6333401
Auto-Submit: Siye Liu <[email protected]>
Commit-Queue: Sanket Joshi <[email protected]>
Reviewed-by: Sanket Joshi <[email protected]>
Cr-Commit-Position: refs/heads/main@{#1429626}

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wpt-commits: 97b7e08c91ae940982edf760395bd40a8ce28305
wpt-pr: 51204

Author: siliu1