[upstream] Test expectations must be updated to match Drupal 10.4.0/11.1.0 changed behavior of (Dynamic) Page Cache response headers

This blocks 📌 Lift all methods out of `SdcController` into separate invokable services-as-controllers Needs work , which was about to get merged but blocked by this. This will without a question cause every other MR (that touches PHP) to fail too.

Merging without approval from others — this is trivial and unblocks all other issues/MRs.

Automatically closed - issue fixed for 2 weeks with no activity.