deps(snyk): update snyk snapshot (#10531)

third-party/snyk/snapshot.json

@@ -56,6 +56,7 @@
       {"id":"npm:foundation-sites:20120717","severity":"medium","semver":{"vulnerable":[">=3.0.0 <3.0.6"]}}
     ],
     "google-closure-library":[
+      {"id":"SNYK-JS-GOOGLECLOSURELIBRARY-561341","severity":"medium","semver":{"vulnerable":["<20200315.0.0"]}},
       {"id":"SNYK-JS-GOOGLECLOSURELIBRARY-174519","severity":"medium","semver":{"vulnerable":[">=20190121.0.0 <20190301.0.0"]}}
     ],
     "handlebars":[