Versions after 7.2.3 not available to JIRA Data Center on AWS using Cloudformation templates

Description of problem:

When Running JIRA Software Data Center in AWS upgrades are performed by changing the version in the AWS console.

The only version that is currently available is 7.2.3.

• https://s3.amazonaws.com/atlassian-software/releases/jira/atlassian-jira-software-7.2.3-x64.bin

Current Behavior:

"Could not download installer"

Example:
When attempting to upgrade to 7.2.6: "Could not download installer from https://s3.amazonaws.com/atlassian-software/releases/jira/atlassian-jira-software-7.2.6-x64.bin"

Expected Behavior:

Versions of JIRA that have been publicly released are available to JIRA Data Center customers on AWS using cloudformation templates.