chore: change readme

README.md

@@ -6,8 +6,7 @@ Plugin for collecting AWS HyperBilling data
 ## Secret Data
 *Schema*
 * spaceone_endpoint (str): SpaceONE Identity Endpoint (grpc or http)
-* spaceone_api_key (str): Credentials for SpaceONE authentication
-* spaceone_domain_id (str): SpaceONE Billing Domain ID
+* spaceone_client_secret (str): Credentials for SpaceONE authentication
 * aws_access_key_id (str): AWS Access Key to access HyperBilling data
 * aws_secret_access_key (str): AWS Secret Key to access HyperBilling data
 * aws_region (str): AWS Region to access HyperBilling data
@@ -17,9 +16,8 @@ Plugin for collecting AWS HyperBilling data
 <pre>
 <code>
 {
-    "spaceone_endpoint": "grpc://identity.spaceone.svc.cluster.local:50051", or "http://example.spaceone.com/identity:8000"
-    "spaceone_api_key": "*****",
-    "spaceone_domain_id": "domain-12345678",
+    "spaceone_endpoint": "grpc://identity.spaceone.svc.cluster.local:50051 or http://example.spaceone.com/identity:8000",
+    "spaceone_client_secret": "*****",
     "aws_access_key_id": "*****",
     "aws_secret_access_key": "*****",
     "aws_region": "ap-northeast-2",