fix: remove greenkeeper badge

Author: jdx

README.md

@@ -9,7 +9,6 @@ find which plugin a command is in
 [![Codecov](https://codecov.io/gh/oclif/plugin-which/branch/master/graph/badge.svg)](https://codecov.io/gh/oclif/plugin-which)
 [![Downloads/week](https://img.shields.io/npm/dw/@oclif/plugin-which.svg)](https://npmjs.org/package/@oclif/plugin-which)
 [![License](https://img.shields.io/npm/l/@oclif/plugin-which.svg)](https://github.com/oclif/plugin-which/blob/master/package.json)
-[![Greenkeeper badge](https://badges.greenkeeper.io/oclif/plugin-which.svg)](https://greenkeeper.io/)
 
 <!-- toc -->
 * [Usage](#usage)

package.json

@@ -5,26 +5,26 @@
   "author": "Jeff Dickey @jdxcode",
   "bugs": "https://github.com/oclif/plugin-which/issues",
   "dependencies": {
-    "@oclif/command": "^1.5.1",
-    "@oclif/config": "^1.7.6",
-    "cli-ux": "^4.8.2",
+    "@oclif/command": "^1.5.4",
+    "@oclif/config": "^1.8.7",
+    "cli-ux": "^4.9.1",
     "tslib": "^1.9.3"
   },
   "devDependencies": {
-    "@oclif/dev-cli": "^1.18.0",
+    "@oclif/dev-cli": "^1.19.1",
     "@oclif/plugin-help": "^2.1.2",
     "@oclif/test": "^1.2.1",
     "@oclif/tslint": "^3.1.0",
-    "@types/chai": "^4.1.4",
+    "@types/chai": "^4.1.6",
     "@types/mocha": "^5.2.5",
-    "@types/node": "^10.9.4",
-    "chai": "^4",
+    "@types/node": "^10.11.7",
+    "chai": "^4.2.0",
     "globby": "^8",
     "mocha": "^5",
     "nyc": "^13.0.1",
     "ts-node": "^7.0.1",
     "tslint": "^5.11.0",
-    "typescript": "^3.0.3"
+    "typescript": "^3.1.3"
   },
   "engines": {
     "node": ">=8.0.0"