Prepare release

Author: sebastianbergmann

ChangeLog.md

@@ -157,7 +157,7 @@ All notable changes are documented in this file using the [Keep a CHANGELOG](htt
 
 * This component is no longer supported on PHP 5.6
 
-[7.0.0]: https://github.com/sebastianbergmann/diff/compare/6.0...main
+[7.0.0]: https://github.com/sebastianbergmann/diff/compare/6.0...7.0.0
 [6.0.2]: https://github.com/sebastianbergmann/diff/compare/6.0.1...6.0.2
 [6.0.1]: https://github.com/sebastianbergmann/diff/compare/6.0.0...6.0.1
 [6.0.0]: https://github.com/sebastianbergmann/diff/compare/5.1...6.0.0

composer.json

@@ -18,7 +18,6 @@
         "issues": "https://github.com/sebastianbergmann/diff/issues",
         "security": "https://github.com/sebastianbergmann/diff/security/policy"
     },
-    "minimum-stability": "dev",
     "prefer-stable": true,
     "config": {
         "platform": {
@@ -31,7 +30,7 @@
         "php": ">=8.3"
     },
     "require-dev": {
-        "phpunit/phpunit": "^12.0-dev",
+        "phpunit/phpunit": "^12.0",
         "symfony/process": "^7.2"
     },
     "autoload": {