Prepare release

Author: sebastianbergmann

ChangeLog-12.0.md

@@ -48,4 +48,4 @@ All notable changes of the PHPUnit 12.0 release series are documented in this fi
 * [#5801](https://github.com/sebastianbergmann/phpunit/issues/5801): Support for targeting traits with `#[CoversClass]` and `#[UsesClass]` attributes
 * [#5978](https://github.com/sebastianbergmann/phpunit/issues/5978): Support for PHP 8.2
 
-[12.0.0]: https://github.com/sebastianbergmann/phpunit/compare/11.5...main
+[12.0.0]: https://github.com/sebastianbergmann/phpunit/compare/11.5...12.0.0

composer.json

@@ -20,7 +20,6 @@
         "issues": "https://github.com/sebastianbergmann/phpunit/issues",
         "security": "https://github.com/sebastianbergmann/phpunit/security/policy"
     },
-    "minimum-stability": "dev",
     "prefer-stable": true,
     "require": {
         "php": ">=8.3",
@@ -33,20 +32,20 @@
         "myclabs/deep-copy": "^1.12.1",
         "phar-io/manifest": "^2.0.4",
         "phar-io/version": "^3.2.1",
-        "phpunit/php-code-coverage": "^12.0-dev",
-        "phpunit/php-file-iterator": "^6.0-dev",
-        "phpunit/php-invoker": "^6.0-dev",
-        "phpunit/php-text-template": "^5.0-dev",
-        "phpunit/php-timer": "^8.0-dev",
-        "sebastian/cli-parser": "^4.0-dev",
-        "sebastian/comparator": "^7.0-dev",
-        "sebastian/diff": "^7.0-dev",
-        "sebastian/environment": "^8.0-dev",
-        "sebastian/exporter": "^7.0-dev",
-        "sebastian/global-state": "^8.0-dev",
-        "sebastian/object-enumerator": "^7.0-dev",
-        "sebastian/type": "^6.0-dev",
-        "sebastian/version": "^6.0-dev",
+        "phpunit/php-code-coverage": "^12.0.0",
+        "phpunit/php-file-iterator": "^6.0.0",
+        "phpunit/php-invoker": "^6.0.0",
+        "phpunit/php-text-template": "^5.0.0",
+        "phpunit/php-timer": "^8.0.0",
+        "sebastian/cli-parser": "^4.0.0",
+        "sebastian/comparator": "^7.0.0",
+        "sebastian/diff": "^7.0.0",
+        "sebastian/environment": "^8.0.0",
+        "sebastian/exporter": "^7.0.0",
+        "sebastian/global-state": "^8.0.0",
+        "sebastian/object-enumerator": "^7.0.0",
+        "sebastian/type": "^6.0.0",
+        "sebastian/version": "^6.0.0",
         "staabm/side-effects-detector": "^1.0.5"
     },
     "config": {