Merge pull request ekyna#10 from Prometee/psr-log-compat

Add psr/log v2 requirements

Author: ekyna

Diff for: composer.json

@@ -20,7 +20,7 @@
     "require": {
         "ext-json": "*",
         "payum/core": "^1.5",
-        "psr/log": "^1.0|^3.0",
+        "psr/log": "^1.0|^2.0|^3.0",
         "symfony/options-resolver": "^5.4|^6.0",
         "sokil/php-isocodes": "^2.0|^3.0"
     },