Ecs: Improves the invoking api method and supports refreshing credential automatically; resource/alicloud_security_group_rule: Fixes the ipv6_cidr_ip diff issue when the value has been compressed

Ecs: Improves the invoking api method and supports refreshing credential automatically; resource/alicloud_security_group_rule: Fixes the ipv6_cidr_ip diff issue when the value has been compressed #15784