docs(config): fix broken links

These reference-style links should in `[link][id]` format instead of `[link](id)`.

Author: Bogay

docs/config.md

@@ -126,13 +126,13 @@ commitizen:
 | ---------------- | ------ | --------------------------- | ------------------------------------------------------------------------------------------------------------------------------------------------------------- |
 | `name`           | `str`  | `"cz_conventional_commits"` | Name of the committing rules to use                                                                                                                           |
 | `version`        | `str`  | `None`                      | Current version. Example: "0.1.2"                                                                                                                             |
-| `version_files`  | `list` | `[ ]`                       | Files were the version will be updated. A pattern to match a line, can also be specified, separated by `:` [See more](version_files)                          |
-| `tag_format`     | `str`  | `None`                      | Format for the git tag, useful for old projects, that use a convention like `"v1.2.1"`. [See more](tag_format)                                                |
-| `bump_message`   | `str`  | `None`                      | Create custom commit message, useful to skip ci. [See more](bump_message)                                                                                     |
+| `version_files`  | `list` | `[ ]`                       | Files were the version will be updated. A pattern to match a line, can also be specified, separated by `:` [See more][version_files]                          |
+| `tag_format`     | `str`  | `None`                      | Format for the git tag, useful for old projects, that use a convention like `"v1.2.1"`. [See more][tag_format]                                                |
+| `bump_message`   | `str`  | `None`                      | Create custom commit message, useful to skip ci. [See more][bump_message]                                                                                     |
 | `changelog_file` | `str`  | `CHANGELOG.md`              | filename of exported changelog                                                                                                                                |
-| `style`          | `list` | see above                   | Style for the prompts (It will merge this value with default style.) [See More (Styling your prompts with your favorite colors)](additional-features)         |
-| `customize`      | `dict` | `None`                      | **This is only supported when config through `toml`.** Custom rules for committing and bumping. [See more](customization)                                     |
-| `use_shortcuts`  | `bool` | `false`                     | If enabled, commitizen will show keyboard shortcuts when selecting from a list. Define a `key` for each of your choices to set the key. [See more](shortcuts) |
+| `style`          | `list` | see above                   | Style for the prompts (It will merge this value with default style.) [See More (Styling your prompts with your favorite colors)][additional-features]         |
+| `customize`      | `dict` | `None`                      | **This is only supported when config through `toml`.** Custom rules for committing and bumping. [See more][customization]                                     |
+| `use_shortcuts`  | `bool` | `false`                     | If enabled, commitizen will show keyboard shortcuts when selecting from a list. Define a `key` for each of your choices to set the key. [See more][shortcuts] |
 
 [version_files]: bump.md#version_files
 [tag_format]: bump.md#tag_format