Make bans pretend to use names like before 1.7.8.

Bans require a name and UUID but our API only allows for a single string
identifier for a ban entry. Until this is sorted out go back to the old
name based setup since we can always get a UUID given a name.

By: Travis Watkins <amaranth@ubuntu.com>

paper-server/src/main/java/org/bukkit/craftbukkit/CraftProfileBanEntry.java

@@ -27,7 +27,7 @@ public final class CraftProfileBanEntry implements org.bukkit.BanEntry {
 
     @Override
     public String getTarget() {
-        return this.profile.getId().toString();
+        return this.profile.getName();
     }
 
     @Override