Bug 1458443 [wpt PR 10753] - Update wpt metadata, a=testonly

wpt-pr: 10753
wpt-type: metadata

testing/web-platform/meta/keyboard-lock/navigator-keyboard-lock-blocked-from-iframe.https.html.ini

@@ -0,0 +1,2 @@
+[navigator-keyboard-lock-blocked-from-iframe.https.html]
+  expected: TIMEOUT

testing/web-platform/meta/websockets/unload-a-document/001.html.ini

@@ -1,3 +1,3 @@
 [001.html]
   disabled:
-    if (os == 'linux') and debug and webrender: https://bugzilla.mozilla.org/show_bug.cgi?id=1372789
+    if (os == "linux") and debug and webrender: https://bugzilla.mozilla.org/show_bug.cgi?id=1372789