refactor: extract userbot to standalone repo, add as git submodule

userbot now lives at ssh://git@gitssh.forust.xyz:2221/forust/userbot.git
and is included in homelab as a submodule at userbot/

userbot/.deepsource.toml

@@ -1,10 +0,0 @@
-version = 1
-
-[[analyzers]]
-name = "shell"
-
-[[analyzers]]
-name = "python"
-
-  [analyzers.meta]
-  runtime_version = "3.x.x"