Rename reject approval policy to granular (#14516)

codex-rs/core/src/context_manager/updates.rs

@@ -45,7 +45,7 @@ fn build_permissions_update_item(
         next.approval_policy.value(),
         exec_policy,
         &next.cwd,
-        next.features.enabled(Feature::RequestPermissions),
+        next.features.enabled(Feature::ExecPermissionApprovals),
     ))
 }