Add lazydocker to arkade get and caddy as a system install app

Changelog for 0.11.15:

• PR #1075 add support for lazydocker by @nitishkumar71
• PR #1070 add caddy server as system install by @nitishkumar71
• PR #1074 add support of kubecolor binary by @nitishkumar71

Commits
b1ebb19 Fix tests by @alexellis
2d35a89 Add region for Hetzner for inlets-operator app by @alexellis
5d9f17f add support for lazydocker by @nitishkumar71
e4283fd Fix atuin due to rename of archive by @alexellis
4dd1d54 add caddy system install by @nitishkumar71
69ae2b4 add caddy server as system install by @nitishkumar71
41f89bf add support of kubecolor binary by @nitishkumar71

Changes: 0.11.14...0.11.15

Generated by Derek