Add requirement of version ^2.10 of doctrine/dbal

composer.json

@@ -24,7 +24,8 @@
     },
     "require": {
         "typo3/cms-core": "10.3.0 - 10.9.99",
-        "lukebaird/dropbox-v2-php-sdk": "^1.1"
+        "lukebaird/dropbox-v2-php-sdk": "^1.1",
+        "doctrine/dbal:": "^2.10"
     },
     "autoload": {
         "psr-4": {