updating issues template with instruction on how to report security issues
For urgent operational issues, please contact AWS Support directly.
https://aws.amazon.com/premiumsupport/
+For potential security issues, please do not post it in the Issues.
+Instead, please follow the instructions https://aws.amazon.com/security/vulnerability-reporting/ or email AWS security directly at aws-security@amazon.com.
+
Please provide the following information:
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