minor symfony#59566 [Validator] Fix Url constraint attribute assertion (alexandre-daubois)

This PR was merged into the 7.1 branch.

Discussion
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[Validator] Fix `Url` constraint attribute assertion

| Q             | A
| ------------- | ---
| Branch?       | 7.1
| Bug fix?      | yes
| New feature?  | no
| Deprecations? | no
| Issues        | -
| License       | MIT

Commits
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f3124d1 [Validator] Fix `Url` constraint attribute assertion

Author: nicolas-grekas

src/Symfony/Component/Validator/Tests/Constraints/UrlTest.php

@@ -68,9 +68,9 @@ public function testAttributes()
         self::assertFalse($cConstraint->requireTld);
 
         [$dConstraint] = $metadata->properties['d']->getConstraints();
-        self::assertSame(['http', 'https'], $aConstraint->protocols);
-        self::assertFalse($aConstraint->relativeProtocol);
-        self::assertNull($aConstraint->normalizer);
+        self::assertSame(['http', 'https'], $dConstraint->protocols);
+        self::assertFalse($dConstraint->relativeProtocol);
+        self::assertNull($dConstraint->normalizer);
         self::assertTrue($dConstraint->requireTld);
     }