Bug 1726205 [wpt PR 30055] - Update wpt metadata, a=testonly

wpt-pr: 30055
wpt-type: metadata

Author: moz-wptsync-bot

testing/web-platform/meta/file-system-access/sandboxed_FileSystemFileHandle-sync-access-handle-lock.https.tentative.worker.js.ini

@@ -0,0 +1,18 @@
+[sandboxed_FileSystemFileHandle-sync-access-handle-writable-lock.https.tentative.worker.html]
+  [There can only be one open access handle at any given time]
+    expected: FAIL
+
+  [An access handle from one file does not interfere with the creation of an access handle on another file]
+    expected: FAIL
+
+  [A writable stream from one file does not interfere with the creation of an access handle on another file]
+    expected: FAIL
+
+  [An access handle from one file does not interfere with the creation of a writable stream on another file]
+    expected: FAIL
+
+  [Writable streams cannot be created if there is an open access handle]
+    expected: FAIL
+
+  [Access handles cannot be created if there are open Writable streams]
+    expected: FAIL