chore: do not get signed peer record n times

Author: vasco-santos

src/identify/index.js

@@ -93,11 +93,10 @@ class IdentifyService {
    * @returns {Promise<void>}
    */
   async push (connections) {
-    const signedPeerRecord = await this._getSelfPeerRecord()
-    const listenAddrs = this._libp2p.multiaddrs.map((ma) => ma.buffer)
-    const protocols = Array.from(this._protocols.keys())
-
     const pushes = connections.map(async connection => {
+      const signedPeerRecord = await this._getSelfPeerRecord()
+      const listenAddrs = this._libp2p.multiaddrs.map((ma) => ma.buffer)
+      const protocols = Array.from(this._protocols.keys())
       try {
         const { stream } = await connection.newStream(MULTICODEC_IDENTIFY_PUSH)