Enhancement: Prepare release

.github/SECURITY.md

@@ -4,13 +4,13 @@
 
 The following versions of `ergebnis/php-cs-fixer-config` have active support:
 
-- `^6.20.0`
+- `^6.21.0`
 
 ## Unsupported Versions
 
 The following versions of `ergebnis/php-cs-fixer-config` have reached their end of life:
 
-- `<6.20.0`
+- `<6.21.0`
 
 ## Reporting a Vulnerability
 

CHANGELOG.md

@@ -6,7 +6,11 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 
 ## Unreleased
 
-For a full diff see [`6.20.0...main`][6.20.0...main].
+For a full diff see [`6.21.0...main`][6.21.0...main].
+
+## [`6.21.0`][6.21.0]
+
+For a full diff see [`6.20.0...6.21.0`][6.20.0...6.21.0].
 
 ### Changed
 
@@ -1166,6 +1170,7 @@ For a full diff see [`d899e77...1.0.0`][d899e77...1.0.0].
 [6.18.0]: https://github.com/ergebnis/php-cs-fixer-config/releases/tag/6.18.0
 [6.19.0]: https://github.com/ergebnis/php-cs-fixer-config/releases/tag/6.19.0
 [6.20.0]: https://github.com/ergebnis/php-cs-fixer-config/releases/tag/6.20.0
+[6.21.0]: https://github.com/ergebnis/php-cs-fixer-config/releases/tag/6.21.0
 
 [d899e77...1.0.0]: https://github.com/ergebnis/php-cs-fixer-config/compare/d899e77...1.0.0
 [1.0.0...1.1.0]: https://github.com/ergebnis/php-cs-fixer-config/compare/1.0.0...1.1.0
@@ -1271,7 +1276,8 @@ For a full diff see [`d899e77...1.0.0`][d899e77...1.0.0].
 [6.17.0...6.18.0]: https://github.com/ergebnis/php-cs-fixer-config/compare/6.17.0...6.18.0
 [6.18.0...6.19.0]: https://github.com/ergebnis/php-cs-fixer-config/compare/6.18.0...6.19.0
 [6.19.0...6.20.0]: https://github.com/ergebnis/php-cs-fixer-config/compare/6.19.0...6.20.0
-[6.20.0...main]: https://github.com/ergebnis/php-cs-fixer-config/compare/6.20.0...main
+[6.20.0...6.21.0]: https://github.com/ergebnis/php-cs-fixer-config/compare/6.20.0...6.21.0
+[6.21.0...main]: https://github.com/ergebnis/php-cs-fixer-config/compare/6.21.0...main
 
 [#3]: https://github.com/ergebnis/php-cs-fixer-config/pull/3
 [#14]: https://github.com/ergebnis/php-cs-fixer-config/pull/14

README.md

@@ -211,7 +211,7 @@ If you like [`composer` scripts](https://getcomposer.org/doc/articles/scripts.md
      "php": "^8.1",
    },
    "require-dev": {
-     "ergebnis/php-cs-fixer-config": "~6.13.0"
+     "ergebnis/php-cs-fixer-config": "^6.21.0"
 +  },
 +  "scripts": {
 +    "coding-standards": [