quick command reference: fix anchors

Author: sbrl

README.md

@@ -31,8 +31,8 @@ The detailed explanations have moved! Check them out [here](https://github.com/s
  - [`//hollowtorus <major_radius> <minor_radius> <node_name>`](https://github.com/sbrl/Minetest-WorldEditAdditions/blob/master/Chat-Command-Reference.md#hollowtorus-major_radius-minor_radius-node_name)
  - [`//walls <replace_node>`](https://github.com/sbrl/Minetest-WorldEditAdditions/blob/master/Chat-Command-Reference.md#walls-replace_node)
  - [`//line [<replace_node> [<radius>]]`](https://github.com/sbrl/Minetest-WorldEditAdditions/blob/master/Chat-Command-Reference.md#line-replace_node-radius)
- - [`//maze <replace_node> [<path_length> [<path_width> [<seed>]]]`](https://github.com/sbrl/Minetest-WorldEditAdditions/blob/master/Chat-Command-Reference.md#maze-replace_node-seed)
- - [`//maze3d <replace_node> [<path_length> [<path_width> [<path_depth> [<seed>]]]]`](https://github.com/sbrl/Minetest-WorldEditAdditions/blob/master/Chat-Command-Reference.md#maze3d-replace_node-seed)
+ - [`//maze <replace_node> [<path_length> [<path_width> [<seed>]]]`](https://github.com/sbrl/Minetest-WorldEditAdditions/blob/master/Chat-Command-Reference.md#maze-replace_node-path_length-path_width-seed)
+ - [`//maze3d <replace_node> [<path_length> [<path_width> [<path_depth> [<seed>]]]]`](https://github.com/sbrl/Minetest-WorldEditAdditions/blob/master/Chat-Command-Reference.md#maze3d-replace_node-path_length-path_width-path_depth-seed)
 
 ### Misc
  - [`//replacemix <target_node> [<chance>] <replace_node_a> [<chance_a>] [<replace_node_b> [<chance_b>]] [<replace_node_N> [<chance_N>]] ....`](https://github.com/sbrl/Minetest-WorldEditAdditions/blob/master/Chat-Command-Reference.md#replacemix-target_node-chance-replace_node_a-chance_a-replace_node_b-chance_b-replace_node_n-chance_n-)