remove useless go-base58 dep

gx-workspace-update.json

+{
+  "Roots": [
+    "go-libp2p-peerstore"
+  ],
+  "Changes": {
+    "go-libp2p-blankhost": "QmRnhiaEvPudycDwCyhUAdBG3BeEsDthpETfuoqtp6d3v3",
+    "go-libp2p-circuit": "QmNZiqFqfCWy8msGnusuXNNjhPPjbPhepep1NcsuPkGxxU",
+    "go-libp2p-host": "QmPxkGrZhXcWcFT83mc1LDW8tsV8A8rhyAqrFnpELcpbiK",
+    "go-libp2p-interface-connmgr": "QmUckHJYxtxnx79bqFAEAR5nYLse3ZcmkVwFnVQRszgyze",
+    "go-libp2p-metrics": "QmbvfzKibhohkmL1HJvJbffrzUMif7zpaLFoWDGSjG5XD8",
+    "go-libp2p-net": "QmbTpFnyfsBmf3oRRgHV82FeDr8qe35538EckQvAJyZ9kp",
+    "go-libp2p-netutil": "QmWSHjgfJE2G3ZGrKVUUL32xbyjUVMmE5jBCe4ZSADs74u",
+    "go-libp2p-peerstore": "QmVtSjo2ayN2aQXAFCuhwWfi7pKu4UioXch2amqnKGVXtS",
+    "go-libp2p-swarm": "QmXvePrbKguom8KbQdXGJhRbDio1BcHLxMLRga1vzjz19k"
+  },
+  "Todo": [],
+  "Current": "",
+  "Done": [
+    "go-libp2p-net",
+    "go-libp2p-metrics",
+    "go-libp2p-interface-connmgr",
+    "go-libp2p-host",
+    "go-libp2p-swarm",
+    "go-libp2p-netutil",
+    "go-libp2p-blankhost",
+    "go-libp2p-circuit",
+    "go-libp2p"
+  ],
+  "Skipped": [],
+  "GoPath": "/home/steb/.gx/update-68613z",
+  "Branch": "gx/update-68613z",
+  "PullRequests": null
+}
\ No newline at end of file

package.json

@@ -68,11 +68,6 @@
       "name": "multiaddr-filter",
       "version": "1.0.2"
     },
-    {
-      "hash": "QmT8rehPR3F6bmwL6zjUN8XpiDBFFpMP2myPdC6ApsWfJf",
-      "name": "go-base58",
-      "version": "0.0.0"
-    },
     {
       "hash": "QmaPHkZLbQQbvcyavn8q1GFHg6o6yeceyHFSJ3Pjf3p3TQ",
       "name": "go-crypto",