chore(json-up): fetch latest json

api-list.yaml was updated manually to push out APIs which are just
empty or plain incompatible with what we are doing

etc/api/webmasters/v3/webmasters-api.json

@@ -1,6 +1,6 @@
 {
  "kind": "discovery#restDescription",
- "etag": "\"bRFOOrZKfO9LweMbPqu0kcu6De8/_-_fgDtuWae3hK6puWhbAWmziB0\"",
+ "etag": "\"bRFOOrZKfO9LweMbPqu0kcu6De8/ik6t4leMi4molj3h1DobZhP-feU\"",
  "discoveryVersion": "v1",
  "id": "webmasters:v3",
  "name": "webmasters",