fix(ui): align contextual documentation with headings

Verified with the coordinated workspace changes by devkit full run
2026-09-08T225814-186389-0000-3e3ed7cd (all seven phases passed).
This shared UI pass does not mark the individual module reviews complete.

webui/src/features/payments/PaymentsPage.tsx

@@ -264,7 +264,7 @@ export default function PaymentsPage({ settings, auth }: PlatformRouteContext) {
       <PageLayout
         archetype="collection"
         mode="standalone"
-        title="Payment requests"
+        title="Payment requests" titleHelp={<DocumentationHelpLink reference={{ topicId: "payments.requests-and-reconciliation", documentationType: "user" }} label="Open Payments documentation" />}
         description="Track source-bound obligations and record exact manual receipts against immutable evidence."
         loading={loading}
         loadingLabel="Loading payment requests"
@@ -281,7 +281,7 @@ export default function PaymentsPage({ settings, auth }: PlatformRouteContext) {
             helpContextId="payments.workspace"
             helpModuleId="payments"
             reloadAction={{ onReload: () => void reload(), loading: refreshing, label: "Reload payment requests" }}
-            helpAction={<DocumentationHelpLink reference={{ topicId: "payments.requests-and-reconciliation", documentationType: "user" }} label="Open Payments documentation" />}
+
             createAction={createButton}
           />
         )}