switch to vlucas/phpdotenv

Author: skoro

composer.json

@@ -23,7 +23,7 @@
         "ext-spl": "*",
         "psr/log": "^1.1",
         "monolog/monolog": "^2.2",
-        "m1/env": "^2.2"
+        "vlucas/phpdotenv": "^5.5"
     },
     "autoload": {
         "psr-4": {