Better config.yml comments on home setting in nether and end

Fixes https://github.com/BentoBoxWorld/BSkyBlock/issues/356

src/main/java/world/bentobox/bskyblock/Settings.java

@@ -420,12 +420,14 @@ public class Settings implements WorldSettings {
     private List<String> onLeaveCommands = new ArrayList<>();
 
     // Sethome
+    @ConfigComment("Allow setting home in the nether. Only available on nether islands, not vanilla nether.")
     @ConfigEntry(path = "island.sethome.nether.allow")
     private boolean allowSetHomeInNether = true;
 
     @ConfigEntry(path = "island.sethome.nether.require-confirmation")
     private boolean requireConfirmationToSetHomeInNether = true;
 
+    @ConfigComment("Allow setting home in the end. Only available on end islands, not vanilla end.")
     @ConfigEntry(path = "island.sethome.the-end.allow")
     private boolean allowSetHomeInTheEnd = true;
 

src/main/resources/config.yml

@@ -379,9 +379,11 @@ island:
     on-leave: []
   sethome:
     nether:
+      # Allow setting home in the nether. Only available on nether islands, not vanilla nether
       allow: true
       require-confirmation: true
     the-end:
+      # Allow setting home in the end. Only available on end islands, not vanilla end
       allow: true
       require-confirmation: true
   deaths: