chore: clean up and update dev dependencies (#322)

Author: JustinBeckwith

handwritten/nodejs-logging-bunyan/package.json

@@ -58,15 +58,13 @@
   },
   "devDependencies": {
     "@google-cloud/common": "^1.0.0",
-    "@google-cloud/nodejs-repo-tools": "^3.0.0",
+    "@google-cloud/nodejs-repo-tools": "^3.3.0",
     "@types/bunyan": "^1.8.4",
     "@types/express": "^4.16.0",
     "@types/mocha": "^5.2.3",
     "@types/node": "^10.3.6",
     "@types/proxyquire": "^1.3.28",
-    "@types/request": "^2.48.1",
     "@types/uuid": "^3.4.4",
-    "linkinator": "^1.1.2",
     "bunyan": "^1.8.12",
     "codecov": "^3.0.2",
     "cpy-cli": "^2.0.0",
@@ -80,14 +78,14 @@
     "intelli-espower-loader": "^1.0.1",
     "jsdoc": "^3.6.2",
     "jsdoc-baseline": "^0.1.0",
-    "mocha": "^6.0.0",
+    "linkinator": "^1.1.2",
+    "mocha": "^6.1.4",
     "nyc": "^14.0.0",
     "post-install-check": "0.0.1",
     "power-assert": "^1.6.0",
     "prettier": "^1.13.6",
     "proxyquire": "^2.0.1",
     "source-map-support": "^0.5.6",
-    "teeny-request": "^3.11.0",
     "typescript": "~3.4.0",
     "uuid": "^3.3.2"
   },