feat: ipns publish example (#3207)

This is an example for the /examples/ folder for how to `ipfs.name.publish` in `js-ipfs` and have that ipns record pubsub'd over to a friendly neighborhood `go-ipfs` node to get recorded on the `DHT`.

Co-authored-by: DougA <[email protected]>

Author: achingbrain

package.json

@@ -53,7 +53,7 @@
     "ipld-dag-pb": "^0.20.0",
     "ipld-raw": "^6.0.0",
     "iso-url": "^0.4.7",
-    "it-last": "^1.0.1",
+    "it-last": "^1.0.2",
     "it-map": "^1.0.2",
     "it-tar": "^1.2.2",
     "it-to-buffer": "^1.0.0",