Replace deprecated get('entity.manager') with get('entity_type.manager') - Drupal 10 Readiness

Patch to fix the issue. Please review.

Hi i applied patch #3 it's not getting applied, i applied with proper path still i could not able to apply i it , attaching screenshot for the same

sarwan_verma → made their first commit to this issue’s fork.

@tanc, as I can see get('entity.manager') is already replaced with get('entity_type.manager') I added core_version_requirement for drupal10 and issue is resolved. Please review the MR.

@abhishek_gupta1 Looks good to me.