Fix another typo.

jetcd-core/src/main/java/io/etcd/jetcd/impl/ElectionImpl.java

@@ -67,7 +67,7 @@ final class ElectionImpl extends Impl implements Election {
     // The retry on a different server should happen automatically if the connection manager is using
     // a round robin strategy.
     //
-    // Beware in the context of this election API, the world "leader" is overloaded.
+    // Beware in the context of this election API, the word "leader" is overloaded.
     // In the paragraph above when we say "raft-leader" we are talking about the etcd server that is a leader
     // of the etcd servers cluster according to raft, we are not talking about the client that
     // happens to be the leader of an election using the election API in this file.