feat(flagd): support newer psr/log

Signed-off-by: Tom Carrio <[email protected]>

Author: tcarrio

Diff for: providers/Flagd/composer.json

@@ -27,7 +27,7 @@
     "psr/http-client": "^1.0",
     "psr/http-factory": "^1.0",
     "psr/http-message": "^1.0",
-    "psr/log": "^1.1"
+    "psr/log": "^2.0 || ^3.0"
   },
   "require-dev": {
     "ergebnis/composer-normalize": "^2.25",