chore: drop contributors from multiple places (#202)

packages/google-cloud-compute/package.json

@@ -27,29 +27,6 @@
     "google compute engine",
     "compute engine"
   ],
-  "contributors": [
-    "Ace Nassri <anassri@google.com>",
-    "Akash Krishnan <akashfoss@users.noreply.github.com>",
-    "Alexander Fenster <github@fenster.name>",
-    "Ashley <ashley.schuett@containership.io>",
-    "Ashley Schuett <ashley@containership.io>",
-    "CRoed <chris.roed@anserinnovation.com>",
-    "Dave Gramlich <callmehiphop@gmail.com>",
-    "Eric Uldall <ericuldall@gmail.com>",
-    "F. Hinkelmann <fhinkel@vt.edu>",
-    "Jason Dobry <jason.dobry@gmail.com>",
-    "Jason Dobry <jmdobry@users.noreply.github.com>",
-    "Kevin Leung <kevinresol@users.noreply.github.com>",
-    "Luke Sneeringer <luke@sneeringer.com>",
-    "Luke Sneeringer <lukesneeringer@google.com>",
-    "NickZ <NZatkovich@gmail.com>",
-    "Stephen <stephenplusplus@users.noreply.github.com>",
-    "Stephen Sawchuk <sawchuk@gmail.com>",
-    "Stephen Sawchuk <stephenplusplus@users.noreply.github.com>",
-    "Tim Swast <swast@google.com>",
-    "cbastuck <mail@cbastuck.de>",
-    "greenkeeper[bot] <greenkeeper[bot]@users.noreply.github.com>"
-  ],
   "scripts": {
     "cover": "nyc --reporter=lcov mocha test/*.js && nyc report",
     "docs": "jsdoc -c .jsdoc.js",