Document `share_bones_time_early`

minetest.conf.example

@@ -9,6 +9,11 @@
 # 0 to disable
 #share_bones_time = 1200
 
+# How much earlier the bones of a dead player can be looted by
+# everyone if the player dies in a protected area they don't own.
+# 0 to disable. By default it is "share_bones_time" divide by four.
+#share_bones_time_early = 300
+
 # Whether standard fire should be disabled ('basic flame' nodes will disappear)
 # 'permanent flame' nodes will remain with either setting
 #disable_fire = false