Merge pull request #7 from drewblin/v2.0.0

Migrate to docrine/dbal 3

Author: allflame

composer.json

@@ -2,8 +2,8 @@
   "name": "code-tool/doctrine-dbal-jaeger",
   "license": "MIT",
   "require": {
-    "php": "^7.2 || ^8",
-    "doctrine/dbal": "^2.8",
+    "php": "^7.4 || ^8",
+    "doctrine/dbal": "^3.0",
     "code-tool/jaeger-client-php": "^3"
   },
   "require-dev": {