chore(scripts): add ty:ignore comment for UV-managed import

Add ty:ignore[unresolved-import] to suppress linter warning for
requests import which is managed by UV via inline TOML dependency.

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

Author: ericfitz

scripts/delete-test-users.py

@@ -37,7 +37,7 @@
 import sys
 from dataclasses import dataclass
 
-import requests
+import requests  # ty:ignore[unresolved-import]
 
 # Configuration
 API_BASE = "http://localhost:8080"