Fix typos (#6736)

package.json

@@ -190,14 +190,14 @@
   },
   "repository": {
     "type": "git",
-    "url": "git+https://github.com/mozillla/addons-frontend.git"
+    "url": "git+https://github.com/mozilla/addons-frontend.git"
   },
   "author": "Mozilla Add-ons Team",
   "license": "MPL-2.0",
   "bugs": {
-    "url": "https://github.com/mozillla/addons-frontend/issues"
+    "url": "https://github.com/mozilla/addons-frontend/issues"
   },
-  "homepage": "https://github.com/mozillla/addons-frontend#readme",
+  "homepage": "https://github.com/mozilla/addons-frontend#readme",
   "dependencies": {
     "babel-polyfill": "6.26.0",
     "base62": "1.2.8",