feature #1049 Symfony: allow deprecation-contracts version 3 (glaubinix)

This PR was merged into the 3.4.x-dev branch.

Discussion
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Version 3 was released with added type hints. No need to update anything.

Commits
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52280d9 Symfony: allow deprecation-contracts version 3

Author: acrobat

composer.json

@@ -29,7 +29,7 @@
         "psr/http-factory-implementation": "^1.0",
         "psr/http-message": "^1.0",
         "symfony/polyfill-php80": "^1.17",
-        "symfony/deprecation-contracts": "^2.2"
+        "symfony/deprecation-contracts": "^2.2|^3.0"
     },
     "require-dev": {
         "symfony/cache": "^5.1.8",