minor symfony#60650 fix low deps build (xabbuh)

This PR was merged into the 7.4 branch.

Discussion
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fix low deps build

| Q             | A
| ------------- | ---
| Branch?       | 7.4
| Bug fix?      | no
| New feature?  | no
| Deprecations? | no
| Issues        |
| License       | MIT

Commits
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591f893 fix low deps build

Author: nicolas-grekas

src/Symfony/Component/PropertyAccess/composer.json

@@ -20,7 +20,8 @@
         "symfony/property-info": "^6.4|^7.0|^8.0"
     },
     "require-dev": {
-        "symfony/cache": "^6.4|^7.0|^8.0"
+        "symfony/cache": "^6.4|^7.0|^8.0",
+        "symfony/var-exporter": "^6.4.1|^7.0.1|^8.0"
     },
     "autoload": {
         "psr-4": { "Symfony\\Component\\PropertyAccess\\": "" },