chore: untrack local agent-orchestrator config

agent-orchestrator.yaml

@@ -1,28 +0,0 @@
-# Agent Orchestrator — self-hosting config (dog-fooding)
-
-dataDir: ~/.ao-sessions
-worktreeDir: ~/.worktrees/ao
-
-defaults:
-  runtime: tmux
-  agent: claude-code
-  workspace: worktree
-  notifiers: [desktop]
-
-projects:
-  ao:
-    name: Agent Orchestrator
-    repo: ComposioHQ/agent-orchestrator
-    path: ~/agent-orchestrator
-    defaultBranch: main
-    sessionPrefix: ao
-    scm:
-      plugin: github
-    tracker:
-      plugin: linear
-      teamId: "2a6e9b1b-19cd-4e30-b5bd-7b34dc491c7e"
-    symlinks: [.claude]
-    postCreate:
-      - "pnpm install"
-    agentConfig:
-      permissions: skip