add package health indicator

Author: grumBit

README.md

@@ -1,13 +1,13 @@
 ![PyPI](https://img.shields.io/pypi/v/aws_cron_expression_validator)
 ![PyPI - Python Version](https://img.shields.io/pypi/pyversions/aws_cron_expression_validator)
-![GitHub all releases](https://img.shields.io/github/downloads/grumbit/aws_cron_expression_validator/total)
-[![GitHub license](https://img.shields.io/github/license/grumbit/aws_cron_expression_validator)](https://github.com/grumbit/aws_cron_expression_validator/blob/master/LICENSE)
 ![PyPI - Implementation](https://img.shields.io/pypi/implementation/aws_cron_expression_validator)
 ![PyPI - Wheel](https://img.shields.io/pypi/wheel/aws_cron_expression_validator)
 ![PyPI - Status](https://img.shields.io/pypi/status/aws_cron_expression_validator)
 [![GitHub issues](https://img.shields.io/github/issues/grumbit/aws_cron_expression_validator)](https://github.com/grumbit/aws_cron_expression_validator/issues)
+[![GitHub license](https://img.shields.io/github/license/grumbit/aws_cron_expression_validator)](https://github.com/grumbit/aws_cron_expression_validator/blob/master/LICENSE)
 [![GitHub forks](https://img.shields.io/github/forks/grumbit/aws_cron_expression_validator)](https://github.com/grumbit/aws_cron_expression_validator/network)
 [![GitHub stars](https://img.shields.io/github/stars/grumbit/aws_cron_expression_validator)](https://github.com/grumbit/aws_cron_expression_validator/stargazers)
+[![Package health](https://snyk.io/advisor/python/aws-cron-expression-validator/badge.svg)](https://snyk.io/advisor/python/aws-cron-expression-validator)
 
 # AWSCronExpressionValidator