Update dependencies

composer.json

@@ -35,18 +35,18 @@
         "phar-io/version": "^3.2.1",
         "phpunit/php-code-coverage": "^12.0-dev",
         "phpunit/php-file-iterator": "^6.0-dev",
-        "phpunit/php-invoker": "^5.0.1",
-        "phpunit/php-text-template": "^4.0.1",
-        "phpunit/php-timer": "^7.0.1",
-        "sebastian/cli-parser": "^3.0.2",
-        "sebastian/comparator": "^6.3.0",
-        "sebastian/diff": "^6.0.2",
-        "sebastian/environment": "^7.2.0",
-        "sebastian/exporter": "^6.3.0",
-        "sebastian/global-state": "^7.0.2",
-        "sebastian/object-enumerator": "^6.0.1",
-        "sebastian/type": "^5.1.0",
-        "sebastian/version": "^5.0.2",
+        "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",
         "staabm/side-effects-detector": "^1.0.5"
     },
     "config": {