docs: Correct showcase link

README.md

@@ -177,7 +177,7 @@ they are used to convert sections to ROT-13, which most folks don't use.
 | ------------------- | ---------------------------- | ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
 | `move_to_debugline` | `false`                      | When adding a debug line, moves the cursor to that line                                                                                                                                                                                                                                        |
 | `display_location`  | `true`                       | Include the filename and linenumber of the line being debugged in the debug message                                                                                                                                                                                                            |
-| `display_counter`   | `true`                       | Include the increasing integer counter in the debug message. (Can also be set to a function to customize, see the [showcase]([SHOWCASE.md](https://github.com/andrewferrier/debugprint.nvim/blob/main/SHOWCASE.md#use-a-custom-display_counter-counter))) for an example                                                                                                                                       |
+| `display_counter`   | `true`                       | Include the increasing integer counter in the debug message. (Can also be set to a function to customize, see the [showcase](SHOWCASE.md#use-a-custom-display_counter-counter)) for an example                                                                                                                                       |
 | `display_snippet`   | `true`                       | Include a snippet of the line above/below in the debug message (plain debug lines only) for context                                                                                                                                                                                            |
 | `filetypes`         | See ([the code](lua/debugprint/filetypes.lua))  | Custom filetypes - see [showcase](SHOWCASE.md)                                                                                                                                                                                                                                                 |
 | `print_tag`         | `DEBUGPRINT`                 | The string inserted into each print statement, which can be used to uniquely identify statements inserted by `debugprint`. If you set this to `''` (the empty string), no print tag will be included, but this will disable the ability to delete or comment print statements via `debugprint` |