Bug 1563860 - annotate wpt manifest to support both 10.14 and 10.14.5. r=egao

annotate wpt manifest to support both 10.14 and 10.14.5

Differential Revision: https://phabricator.services.mozilla.com/D37728

--HG--
extra : moz-landing-system : lando

testing/web-platform/meta/html/semantics/embedded-content/the-iframe-element/iframe_sandbox_navigation_download_block_downloads_without_user_activation.sub.tentative.html.ini

@@ -1,6 +1,7 @@
 [iframe_sandbox_navigation_download_block_downloads_without_user_activation.sub.tentative.html]
   [Navigation resulted download in sandbox is blocked.]
     disabled:
-        if (os == "mac") and (version == "OS X 10.14") and not debug: new os version
+      if (os == "mac") and (version == "OS X 10.14.5") and not debug: new os version
+      if (os == "mac") and (version == "OS X 10.14") and not debug: new os version
     expected: FAIL