DOCSP-12599: [MONGOSH] Remove shards/tags methods

Author: steveren

source/reference/methods.txt

@@ -1076,6 +1076,25 @@ Sharding Methods
 
      - Enables sharding on a specific database.
 
+   * - :method:`sh.removeRangeFromZone()`
+
+     - Removes the association between a range of shard key values and a
+       :term:`zone`.
+
+   * - :dbcommand:`sh.removeShardFromZone`
+
+     - Removes the association between a shard and a :term:`zone`.
+
+   * - :method:`sh.removeShardTag()`
+
+     - Removes the association between a tag and a shard.
+
+   * - :method:`sh.removeTagRange()`
+
+     - Removes a range of shard key values to a shard tag created using
+       the :method:`sh.addShardTag()` method. This method aliases to
+       :method:`sh.removeRangeFromZone()` in MongoDB 3.4.
+
    * - :method:`sh.shardCollection()`
 
      - Enables sharding for a collection.