Verified the patch https://www.drupal.org/files/issues/2855636-8.patch for no...

Verified the patch https://www.drupal.org/files/issues/2855636-8.patch for nodes, custom block types and taxonomy terms. Its working fine for all.
Steps to check for custom blocks:
1. Navigate to /admin/structure/block/block-content/types
2. Click on 'Add custom block type'
3. Enter 'Rock & Roll' into the label field and save it.
4. You can able to see the new custom block type 'Rock & Roll'.
5. Click on 'Rock & Roll' on edit /admin/structure/block/block-content/manage/rock_roll
6. And then click on 'manage fields'.
7. You can able to see the breadcrumbs like this Home > Administration> Structure >Block layout >Custom block library > Rock & Roll
cc https://www.drupal.org/u/hugovk

Screen-shots attached