docs(permissions): shift the system-context census anchor with auth-plugin.ts (#14157)

Co-Authored-By: Claude Fable 5.1 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01AUF1NoViznQK32gqpK8wS8

Author: claude

content/docs/permissions/system-context.mdx

@@ -97,7 +97,7 @@ that silently does not happen.
 | 8 | `explain()` may target a principal other than the caller | plugin-security | Get: no `manage_users` / delegated-admin check | `security-plugin.ts:3857` |
 | 9 | Anonymous-deny treats the caller as authenticated | core | Get: passes the 401 seam with no `userId` | `anonymous-deny.ts:154` |
 | 10 | Permission-set projection middleware skipped | plugin-security | Lose: projection of permission-set-derived columns | `permission-set-projection.ts:1015` |
-| 11 | Session-resolution middleware skipped | plugin-auth | Get: no session lookup attempted | `auth-plugin.ts:1296` |
+| 11 | Session-resolution middleware skipped | plugin-auth | Get: no session lookup attempted | `auth-plugin.ts:1301` |
 | 12 | Per-request performance timings disclosed | observability | Get: timing headers a normal caller cannot pull | `perf-timing.ts:474` |
 | 13 | Permission-set **overlay discard** skips the tenant-admin assertion | plugin-security | Get: an overlay can be discarded with no authenticated tenant administrator | `permission-set-overlay-discard.ts:142` |
 | 14 | MCP stdio bridge skips the object API-exposure gate | mcp | Get: the bridge reaches objects whose `apiEnabled` / `apiMethods` would refuse an external caller | `stdio-data-bridge.ts:246` |