feat: add configuration options for guild finder and friendly fire

Author: leo18bernese

docs/guilds/configuration/main-config.md

@@ -141,6 +141,11 @@ guilds:
       win-reward: guild addxp {guildName} 200
 
     guild-finder:
+      
+      show:
+        #Hide guilds in the guild finder menu that have the SHOWN setting set to false
+        hide-not-shown-guilds: false
+        
       sorting:
 
         #Symbols shown in guild finder menu
@@ -192,6 +197,10 @@ guilds:
         #Enable admin spy
         enabled: true
 
+    friendly-fire:
+      #Enable friendly fire in the guild (enabled by default)
+      enabled: true
+
     guild-kick:
 
       #Set to true to require a reason for kicking a player from the guild