Add retry, restore ignored tests

src/fullnode.rs

@@ -835,7 +835,6 @@ mod tests {
     }
 
     #[test]
-    #[ignore]
     fn test_wrong_role_transition() {
         // Create the leader node information
         let bootstrap_leader_keypair = Arc::new(Keypair::new());
@@ -983,7 +982,6 @@ mod tests {
     }
 
     #[test]
-    #[ignore]
     fn test_validator_to_leader_transition() {
         // Make a leader identity
         let leader_keypair = Keypair::new();