chore: Remove postcss and secretlint from README

This commit removes references to the postcss and secretlint packages in the README.md. These packages were removed as they are no longer planned to be created.

Signed-off-by: prisis <[email protected]>

Author: prisis

README.md

@@ -32,10 +32,8 @@ Check the README for each configuration within the `packages` directory for spec
 | [eslint](https://eslint.org)                                             | [eslint-config](https://github.com/anolilab/javascript-style-guide/blob/main/packages/eslint-config/README.md)                      | ![npm](https://img.shields.io/npm/v/@anolilab/eslint-config?style=flat-square&labelColor=292a44&color=663399&label=v)           | Statically analyzes your code to quickly find problems.                                                    |
 | -                                                                        | [package-json-utils](https://github.com/anolilab/javascript-style-guide/blob/main/packages/package-json-utils/README.md)            | ![npm](https://img.shields.io/npm/v/@anolilab/package-json-utils?style=flat-square&labelColor=292a44&color=663399&label=v)      | Shared utilities for parsing information from a package.json file.                                         |
 | [lint-staged](https://github.com/okonet/lint-staged)                     | [lint-staged-config](https://github.com/anolilab/javascript-style-guide/blob/main/packages/lint-staged-config/README.md)            | ![npm](https://img.shields.io/npm/v/@anolilab/lint-staged-config?style=flat-square&labelColor=292a44&color=663399&label=v)      | Run linters on git staged files.                                                                           |
-| [postcss](https://postcss.org)                                           | [postcss-config](https://github.com/anolilab/javascript-style-guide/blob/main/packages/postcss-config/README.md)                    | ![npm](https://img.shields.io/npm/v/@anolilab/postcss-config?style=flat-square&labelColor=292a44&color=663399&label=v)          | Add vendor prefixes to CSS rules using values from [Can I Use](https://caniuse.com).                       |
 | [prettier](https://github.com/prettier/prettier)                         | [prettier-config](https://github.com/anolilab/javascript-style-guide/blob/main/packages/prettier-config/README.md)                  | ![npm](https://img.shields.io/npm/v/@anolilab/prettier-config?style=flat-square&labelColor=292a44&color=663399&label=v)         | Prettier is an opinionated code formatter.                                                                 |
 | [semantic-release](https://github.com/semantic-release/semantic-release) | [semantic-release-preset](https://github.com/anolilab/javascript-style-guide/blob/main/packages/semantic-release-preset/README.md)  | ![npm](https://img.shields.io/npm/v/@anolilab/semantic-release-preset?style=flat-square&labelColor=292a44&color=663399&label=v) | semantic-release is a fully automated version management and package publishing library                    |
-| [secretlint](https://github.com/secretlint/secretlint)                   | [secretlint-config](https://github.com/anolilab/javascript-style-guide/blob/main/packages/secretlint-config/README.md)              | ![npm](https://img.shields.io/npm/v/@anolilab/secretlint-config?style=flat-square&labelColor=292a44&color=663399&label=v)       | Pluggable linting tool to prevent committing credential                                                    |
 | [stylelint](https://stylelint.io)                                        | [stylelint-config](https://github.com/anolilab/javascript-style-guide/blob/main/packages/stylelint-config/README.md)                | ![npm](https://img.shields.io/npm/v/@anolilab/stylelint-config?style=flat-square&labelColor=292a44&color=663399&label=v)        | Linter that helps you avoid errors and enforce conventions in your styles                                  |
 | [textlint](https://github.com/textlint/textlint)                         | [textlint-config](https://github.com/anolilab/javascript-style-guide/blob/main/packages/textlint-config/README.md)                  | ![npm](https://img.shields.io/npm/v/@anolilab/textlint-config?style=flat-square&labelColor=292a44&color=663399&label=v)         | The pluggable natural language linter for text and markdown.                                               |