Issue Summary

During the installation of Jira Core 8.3.3 is requested to install fontconfig with the following message 

We couldn't find fontconfig, which is required to use OpenJDK. Press [y, Enter] to install it.
For more info, see https://confluence.atlassian.com/x/PRCEOQ

If you press 'enter' the Jira installation is aborted.
You need to use 'y' even when enter should be a valid input to confirm.

Environment

Linux

Steps to Reproduce

1. Install Jira from the bin
2. press 'enter'

Expected Results

Install fontconfig

Actual Results

Installation is aborted

fontconfig is necessary to continue installing Jira, aborting installation

Workaround

Press 'y'