Malcolm v2.0.4

This release includes a minor fix for the LDAP authentication feature, resolving issue #130 .

idaholab/Malcolm@v2.0.3...v2.0.4

Malcolm and Hedgehog Linux may be obtained by pulling or building the Docker images and/or building the ISO installer images as described in the documentation. Unofficial ISO installer images for Malcolm and Hedgehog Linux are not hosted on Github, but may be downloaded from https://malcolm.fyi/download/.