Bug 1594935 [wpt PR 20166] - [Trusted Types] make the idlharness.js tentative, a=testonly

Automatic update from web-platform-tests
[Trusted Types] make the idlharness.js tentative (#20166)

Almost all of the other tests are already tentative.
--

wpt-commits: b074e94e68233694e757e746b3a17d02553735ed
wpt-pr: 20166

testing/web-platform/tests/trusted-types/idlharness.tentative.window.js

@@ -12,6 +12,5 @@ idl_test(
         TrustedScript: ['window.trustedTypes.createPolicy("SomeName2", { createScript: s => s }).createScript("A string")'],
         TrustedScriptURL: ['window.trustedTypes.createPolicy("SomeName3", { createScriptURL: s => s }).createScriptURL("A string")'],
       });
-    },
-    'Trusted Types'
+    }
 );