Add validation checks for config option amazon_web_services.eks_kms_a…

…rn to ensure KMS-key ARN available

src/_nebari/stages/infrastructure/__init__.py

@@ -580,9 +580,7 @@ def _check_input(cls, data: Any) -> Any:
                         raise ValueError(
                             f"Amazon Web Services KMS Key with ID {key_id} does not have KeyUsage set to 'Encrypt and decrypt' data"
                         )
-                    elif (
-                        available_kms_keys[key_id]["KeyUsage"] != "ENCRYPT_DECRYPT"
-                    ):
+                    elif available_kms_keys[key_id]["KeyUsage"] != "ENCRYPT_DECRYPT":
                         raise ValueError(
                             f"Amazon Web Services KMS Key with ID {key_id} is not of type Symmetric, and KeyUsage not set to 'Encrypt and decrypt' data"
                         )