Upgrade dependencies

Author: sindresorhus

package.json

@@ -43,10 +43,10 @@
   "dependencies": {
     "cheerio": "^0.22.0",
     "css": "^2.0.0",
-    "got": "^6.3.0",
+    "got": "^7.1.0",
     "meow": "^3.3.0",
-    "pify": "^2.3.0",
-    "uncss": "^0.14.1"
+    "pify": "^3.0.0",
+    "uncss": "^0.15.0"
   },
   "devDependencies": {
     "ava": "*",