[CST-5729] Change in order to save header only if configured and existing

src/environments/environment.test.ts

@@ -59,6 +59,7 @@ export const environment: BuildConfig = {
     // In-memory cache of server-side rendered pages. Disabled in test environment (max=0)
     serverSide: {
       debug: false,
+      headers: ['Link'],
       botCache: {
         max: 0,
         timeToLive: 24 * 60 * 60 * 1000, // 1 day