[Composer] Bump monolog/monolog to ^3.8

Author: adamwojs

composer.json

@@ -52,7 +52,7 @@
         "friendsofsymfony/jsrouting-bundle": "^3.5.0",
         "knplabs/knp-menu-bundle": "^3.1",
         "lexik/jwt-authentication-bundle": "^2.10.5",
-        "monolog/monolog": "^2.2",
+        "monolog/monolog": "^3.8",
         "overblog/graphiql-bundle": "^1.0",
         "platformsh/symfonyflex-bridge": "^2.4",
         "twig/extra-bundle": "^3.1.1",