Rename 'moondog' to 'early-boot-config'

[zmrow]

Issue number:
N/A

Description of changes:
Changes all references to moondog to early-boot-config

Testing done:

• All unit tests continue to pass
• Built and ran an image that joins my cluster, and exercised userdata to enable admin container

bash-5.0# systemctl status early-boot-config
● early-boot-config.service - Bottlerocket userdata configuration system
     Loaded: loaded (/x86_64-bottlerocket-linux-gnu/sys-root/usr/lib/systemd/system/early-boot-config.service; enabled; vendor preset: enabled)
     Active: active (exited) since Thu 2020-02-20 22:15:29 UTC; 14min ago
   Main PID: 3168 (code=exited, status=0/SUCCESS)
      Tasks: 0 (limit: 4483)
     Memory: 0B
     CGroup: /system.slice/early-boot-config.service

Feb 20 22:15:29 ip-192-168-74-192.us-west-2.compute.internal systemd[1]: Starting Bottlerocket userdata configuration system...
Feb 20 22:15:29 ip-192-168-74-192.us-west-2.compute.internal systemd[1]: Started Bottlerocket userdata configuration system.

Terms of contribution:

By submitting this pull request, I agree that this contribution is dual-licensed under the terms of both the Apache License, version 2.0, and the MIT license.

[zmrow]

Removed unrelated file from the commit (oops)

[etungsten]

👋 🌔 🐶

[zmrow]

Fixed occurrences of MoondogError 😕

[tjkirch]

LGTM assuming your testing of the /etc file works.

[edit] It does!

[tjkirch]

This push rebases onto develop, which includes the sources rename. Zac and I did the rebase together and confirmed it results in exactly the same changes.