Add support for psr/log 2 and 3 (#91)

Author: keelerm84

composer.json

@@ -16,7 +16,7 @@
     "require": {
         "php": ">=7.3",
         "monolog/monolog": "^1.6|^2.0",
-        "psr/log": "^1.0"
+        "psr/log": "^1.0|^2.0|^3.0"
     },
     "require-dev": {
         "friendsofphp/php-cs-fixer": ">=2.2.19 <3.0",