tests: ignores peer seed test that requires external DNS (#5187)

Description
---
 ignores peer seed test that requires external DNS

Motivation and Context
---
This test is currently failing and was originally ignored because it depends on an external DNS to pass.

How Has This Been Tested?
---
Test ignored

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base_layer/p2p/src/peer_seeds.rs

@@ -239,11 +239,12 @@ mod test {
         use crate::{dns::mock, DEFAULT_DNS_NAME_SERVER};
 
         #[tokio::test]
+        #[ignore = "Useful for developer testing but will fail unless the DNS has TXT records setup correctly."]
         async fn it_returns_seeds_from_real_address() {
             let mut resolver = DnsSeedResolver::connect(DEFAULT_DNS_NAME_SERVER.parse().unwrap())
                 .await
                 .unwrap();
-            let seeds = resolver.resolve("seeds.weatherwax.tari.com").await.unwrap();
+            let seeds = resolver.resolve("seeds.esmeralda.tari.com").await.unwrap();
             println!("{:?}", seeds);
             assert!(!seeds.is_empty());
         }