Update tests/Fixtures/packageJson/stricter_constraints_package.json

Apply suggestion to keep a dependency that will be updated

Co-authored-by: Ryan Weaver <[email protected]>

Author: smnandre

tests/Fixtures/packageJson/stricter_constraints_package.json

@@ -2,7 +2,7 @@
    "name": "symfony/fixture",
    "devDependencies": {
       "@hotcookies": "^2",
-      "@hotdogs": "2.4.1",
+      "@hotdogs": "^1.9",
       "@symfony/existing-package": "file:vendor/symfony/existing-package/Resources/assets"
    },
    "browserslist": [