Removes custom permissions from the role.
See https://www.paws-r-sdk.com/docs/quicksight_delete_role_custom_permission/ for full documentation.
quicksight_delete_role_custom_permission(Role, AwsAccountId, Namespace)
[required] The role that you want to remove permissions from.
[required] The ID for the Amazon Web Services account that the group is in. Currently, you use the ID for the Amazon Web Services account that contains your Amazon QuickSight account.
[required] The namespace that includes the role.