Update dependency psr/log to v3

Author: text-html-renovate[bot]

composer.json

@@ -17,6 +17,6 @@
         "php-vfs/php-vfs": "~1.2"
     },
     "require": {
-        "psr/log": "~1.0"
+        "psr/log": "~3.0"
     }
 }