chore: document QSL bundle exception metadata

Co-Authored-By: Codex <noreply@openai.com>

Author: Pigbibi

qsl.toml

@@ -4,6 +4,9 @@ tier = "runtime-platform"
 ring = 3
 allow_legacy = false
 enforce_bundle = false
+owner = "runtime-platform"
+expires_at = "2026-09-30"
+next_action = "finish dependency pin convergence and restore enforce_bundle=true"
 
 [qsl.requires]
 quant_platform_kit = "37c81901160c5b31127a27dba1c63944933fb6bf"