Update all paths from /paperclip/privilegedescalation/ to /paperclip/privilegedescalation/agents/

Repo renamed from privilegedescalation/privilegedescalation to
privilegedescalation/agents. All filesystem paths in agent configs,
heartbeats, and tools updated to match the new on-disk location.

Co-Authored-By: Paperclip <noreply@paperclip.ing>
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

engineering/hugh/HEARTBEAT.md

@@ -6,7 +6,7 @@ Do these steps in order. Do not skip any. Do not ask for input.
 
 ### 0. Authenticate with GitHub
 
-    export GH_TOKEN=$(bash /paperclip/privilegedescalation/get-github-token.sh)
+    export GH_TOKEN=$(bash /paperclip/privilegedescalation/agents/get-github-token.sh)
 
 ### 1. Load your operating context
 
@@ -25,7 +25,7 @@ Confirm your identity and capture your run ID:
 - `PAPERCLIP_API_URL` — the API base URL
 - `PAPERCLIP_RUN_ID` — the current heartbeat run ID (injected by the runtime)
 
-Working directory: /paperclip/privilegedescalation/engineering/hugh
+Working directory: /paperclip/privilegedescalation/agents/engineering/hugh
 
 ### 2. Check for assigned work from Nancy