chore: decrease delay on the peer-exchange tests (#1141)

* decrease timeouts for peer-exchange tests

* reset dns test timeout

Author: danisharora099

packages/tests/tests/peer_exchange.node.spec.ts

@@ -28,7 +28,7 @@ describe("Peer Exchange", () => {
   });
 
   it("Auto discovery", async function () {
-    this.timeout(120_000);
+    this.timeout(60_000);
 
     waku = await createLightNode({
       libp2p: {
@@ -40,15 +40,16 @@ describe("Peer Exchange", () => {
     });
 
     await waku.start();
-    await delay(100000);
+    // we want to ensure that there is enough time for discv5 to discover peers
+    await delay(40000);
 
     await waitForRemotePeer(waku, [Protocols.PeerExchange]);
     const pxPeers = await waku.peerExchange.peers();
     expect(pxPeers.length).to.be.greaterThan(0);
   });
 
   it("Manual query on test fleet", async function () {
-    this.timeout(150_000);
+    this.timeout(60_000);
 
     const waku = await createLightNode({
       libp2p: {