Update Confluence to 7.19.2

Summary

Request to update an application in Iron Bank.

No version update - Dockerfiles, entrypoint scripts and config templates need to be updated to be in sync with the upstream.

Contributor:

Update Dockerfile, hardening_manifest.yaml and adhere to Iron Bank requirements
Ensure container builds successfully in the Iron Bank pipeline
Provide justifications for findings in the VAT (docs)
Open a Merge Request from your branch to development
Apply the HardeningReview label to this issue and wait for feedback

Iron Bank:

Merge contributor branch to development
Review findings and justifications
Send approval request to Authorizing Official
Merge development to master and close issue after approval from Authorizing Official

Edited Oct 04, 2022 by Yevhen Ivantsov

To upload designs, you'll need to enable LFS and have an admin enable hashed storage. More information