[bitnami/minio] adding remark concerning minimum password length

[mxcd]

Signed-off-by: Max Partenfelder [email protected]

Description of the change

Pointing out that a minimum character length is required for certain environment variables being used as passwords in MinIO (R)

[gongomgra]

Hi @mxcd,

Your changes look good to me, but unfortunately you are missing some aspects of our CONTRIBUTING guide. Can you update your PR?

[github-actions[bot]]

This Pull Request has been automatically marked as "stale" because it has not had recent activity (for 15 days). It will be closed if no further activity occurs. Thank you for your contribution.