minor symfony#37908 allow Doctrine DBAL 3 (xabbuh)

This PR was merged into the 4.4 branch.

Discussion
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allow Doctrine DBAL 3

| Q             | A
| ------------- | ---
| Branch?       | 4.4
| Bug fix?      | no
| New feature?  | no
| Deprecations? | no
| Tickets       |
| License       | MIT
| Doc PR        |

Commits
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967331e allow Doctrine DBAL 3

Author: fabpot

composer.json

@@ -105,7 +105,7 @@
         "doctrine/cache": "~1.6",
         "doctrine/collections": "~1.0",
         "doctrine/data-fixtures": "^1.1",
-        "doctrine/dbal": "~2.4",
+        "doctrine/dbal": "~2.4|^3.0",
         "doctrine/orm": "~2.4,>=2.4.5",
         "doctrine/reflection": "~1.0",
         "doctrine/doctrine-bundle": "^1.5|^2.0",

src/Symfony/Bridge/Doctrine/composer.json

@@ -43,7 +43,7 @@
         "doctrine/cache": "~1.6",
         "doctrine/collections": "~1.0",
         "doctrine/data-fixtures": "^1.1",
-        "doctrine/dbal": "~2.4",
+        "doctrine/dbal": "~2.4|^3.0",
         "doctrine/orm": "^2.6.3",
         "doctrine/reflection": "~1.0"
     },