Issue #3322404: Remove active fixture files used for SupportedReleaseValidatorTest

package_manager/tests/fixtures/supported_release_validator/active/vendor/composer/installed.json

-{
-    "packages": [
-        {
-            "name": "drupal/core-recommended",
-            "version": "9.8.0",
-            "require": {
-                "drupal/core": "9.8.0"
-            }
-        },
-        {
-            "name": "drupal/core",
-            "version": "9.8.0"
-        },
-        {
-          "name": "drupal/dependency",
-          "version": "9.8.0",
-          "type": "drupal-library"
-        },
-        {
-          "name": "drupal/aaa_update_test",
-          "version": "2.0.0",
-          "type": "drupal-module"
-        },
-        {
-          "name": "drupal/semver_test",
-          "version": "8.1.0",
-          "type": "drupal-module"
-        }
-    ],
-    "dev-package-names": []
-}