minor symfony#59649 [FrameworkBundle] bump symfony/config requirement to 7.3 (xabbuh)

This PR was merged into the 7.3 branch.

Discussion
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[FrameworkBundle] bump symfony/config requirement to 7.3

| Q             | A
| ------------- | ---
| Branch?       | 7.3
| Bug fix?      | yes
| New feature?  | no
| Deprecations? | no
| Issues        |
| License       | MIT

the info for the `framework.validation.not_compromised_password.enabled` option would not be displayed anymore if an older version of the Config component was used

Commits
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a1f5ab5 bump symfony/config requirement to 7.3

Author: GromNaN

src/Symfony/Bundle/FrameworkBundle/composer.json

@@ -20,7 +20,7 @@
         "composer-runtime-api": ">=2.1",
         "ext-xml": "*",
         "symfony/cache": "^6.4|^7.0",
-        "symfony/config": "^6.4|^7.0",
+        "symfony/config": "^7.3",
         "symfony/dependency-injection": "^7.2",
         "symfony/deprecation-contracts": "^2.5|^3",
         "symfony/error-handler": "^6.4|^7.0",