Release 0.56.0 (take 2).
This change adds into the 0.56.0 release which had not started
building. The prior release commit and CHANGELOG.md updates are still in
effect.
## Bug fixes
+- Fix some command aliases [\#5064](https://github.com/habitat-sh/habitat/pull/5064) ([christophermaier](https://github.com/christophermaier))
- \[hab\] Ignore subdir entries when binlinking all programs in package. [\#5058](https://github.com/habitat-sh/habitat/pull/5058) ([fnichol](https://github.com/fnichol))
- hab origin key upload fails with --pubfile option [\#5012](https://github.com/habitat-sh/habitat/issues/5012)
- tar exporter filename ends with .gz but file is not a gzip [\#5011](https://github.com/habitat-sh/habitat/issues/5011)
