chore: update deps

Author: daviddias

package.json

@@ -31,8 +31,8 @@
     "glob": "^7.1.2",
     "glob-escape": "0.0.2",
     "ipfs-block": "~0.6.0",
-    "ipfs-unixfs": "~0.1.12",
-    "ipld-dag-pb": "~0.11.0",
+    "ipfs-unixfs": "~0.1.13",
+    "ipld-dag-pb": "~0.11.2",
     "is-ipfs": "^0.3.0",
     "is-stream": "^1.1.0",
     "lru-cache": "^4.1.1",