chore(controlplane): drop private-issue references from public comments

Removes the PFM-5839 references in the migration header and the
WorkflowRunRepo.List comment. The PFM tracker is private; the public
codebase shouldn't link to it. The technical context remains in place.

Assisted-by: Claude Code
Signed-off-by: Miguel Martinez Trivino <miguel@chainloop.dev>

Chainloop-Trace-Sessions: f00cda5d-4707-40cf-800e-54da06ada048

Author: migmartri

app/controlplane/pkg/data/ent/migrate/migrations/20260516210119.sql

@@ -1,7 +1,7 @@
 -- atlas:txmode none
 
 -- Denormalize organization_id onto workflow_runs so org-scoped list/aggregate
--- queries become sargable without joining workflows. See PFM-5839.
+-- queries become sargable without joining workflows.
 --
 -- Why a trigger?
 --

app/controlplane/pkg/data/workflowrun.go

@@ -370,9 +370,9 @@ func (r *WorkflowRunRepo) List(ctx context.Context, orgID uuid.UUID, filters *bi
 
 	// Org-scoped query uses the denormalized organization_id column for a
 	// sargable range scan via the (organization_id, created_at DESC) index.
-	// See PFM-5839 — the prior HasWorkflowWith form compiled to a correlated
-	// EXISTS that let the planner pick a bad ORDER BY created_at DESC plan.
-	// The deleted_at filter still goes via the workflows edge: it's a per-row
+	// The prior HasWorkflowWith form compiled to a correlated EXISTS that
+	// let the planner pick a bad ORDER BY created_at DESC plan. The
+	// deleted_at filter still goes via the workflows edge: it's a per-row
 	// PK lookup applied after the index narrows the candidate set, so it
 	// doesn't reintroduce the planner ambiguity.
 	wfPredicates := []predicate.Workflow{workflow.DeletedAtIsNil()}