updates for IAM policy

iam.js

    "Version": "2012-10-17",
    "Statement": [
        {
            "Effect": "Allow",
            "Action": [
                "dynamodb:DeleteItem",
                "dynamodb:GetItem",
                "dynamodb:PutItem",
                "dynamodb:Query",
                "dynamodb:Scan",
                "dynamodb:UpdateItem",
                "dynamodb:BatchWriteItem"
            ],
            "Resource": [
                "arn:aws:dynamodb:YOUR_REGION:YOUR_ACCOUNT:table/RecipeTable",
                "arn:aws:dynamodb:YOUR_REGION:YOUR_ACCOUNT:table/RecipeTable/*",
                "arn:aws:dynamodb:YOUR_REGION:YOUR_ACCOUNT:table/ElementTable",
                "arn:aws:dynamodb:YOUR_REGION:YOUR_ACCOUNT:table/ElementTable/*",
                "arn:aws:dynamodb:YOUR_REGION:YOUR_ACCOUNT:table/IngredientTable",
                "arn:aws:dynamodb:YOUR_REGION:YOUR_ACCOUNT:table/IngredientTable/*"
            ]
        }
    ]
}