chore(package): update aegir to version 2.1.2

https://greenkeeper.io/

Author: greenkeeperio-bot

package.json

@@ -30,7 +30,7 @@
   "homepage": "https://github.com/ipfs/js-ipfs-repo",
   "devDependencies": {
     "abstract-blob-store": "^3.2.0",
-    "aegir": "^2.1.1",
+    "aegir": "^2.1.2",
     "async": "^1.5.2",
     "bl": "^1.1.2",
     "bs58": "^3.0.0",