chore: use node 16

Author: vasco-santos

.github/workflows/main.yml

@@ -27,7 +27,7 @@ jobs:
     strategy:
       matrix:
         os: [windows-latest, ubuntu-latest, macos-latest]
-        node: [14, 15]
+        node: [14, 16]
       fail-fast: true
     steps:
       - uses: actions/checkout@v2

examples/package.json

@@ -12,7 +12,7 @@
     "fs-extra": "^8.1.0",
     "libp2p-pubsub-peer-discovery": "^4.0.0",
     "libp2p-relay-server": "^0.2.0",
-    "libp2p-gossipsub": "^0.8.0",
+    "libp2p-gossipsub": "^0.9.0",
     "p-defer": "^3.0.0",
     "which": "^2.0.1"
   },