Update README.md format

Author: Yarkrn

Management-Utilities/ec2-user-data-iscsi-create-and-mount/README.md

@@ -11,17 +11,17 @@ Set the following permissions:
 
 Example AWS Policy  
 {  
-  "Version": "2012-10-17",  
-  "Statement": [  
-    {  
-      "Sid": "VisualEditor0",  
-      "Effect": "Allow",  
-      "Action": [  
-        "secretsmanager:GetSecretValue"  
-      ],  
-      "Resource": "arn:aws:secretsmanager:us-west-2:847548833:secret:test/posh-75WJ57"  
-    }  
-  ]  
+    "Version": "2012-10-17",  
+    "Statement": [  
+      {  
+        "Sid": "VisualEditor0",  
+        "Effect": "Allow",  
+        "Action": [  
+          "secretsmanager:GetSecretValue"  
+        ],  
+        "Resource": "arn:aws:secretsmanager:us-west-2:847548833:secret:test/posh-75WJ57"  
+      }  
+    ]    
 }
 
 1. AWS Amazon Linux