gluebuddy: Add gitlab project bot for the arch-boxes project.

This will be used for issue-bot[1][2] similar as it is done in the
signstar project[3].

[1] https://gitlab.com/gitlab-org/distribution/issue-bot
[2] arch-boxes@f0c7c7e7
[3] signstar@4e1cfa1e

roles/gluebuddy/defaults/main.yml

@@ -12,3 +12,4 @@ gitlab_bots:
   - project_16_bot_32e6f4728202b8f9259313830e9e5a18
   - project_32147_bot_17ab98ea29bb8d2f93c685af009e3376
   - project_84858_bot_e982c0734ca839275298899e49ed1f51
+  - project_10177_bot_5b2d333786a259642a61351696877bae