Issue #3111755 by katherined: DropzoneJsUploadSave uses deprecated...

Issue #3111755 by katherined: DropzoneJsUploadSave uses deprecated entity.manager in its service definition

dropzonejs.services.yml

 services:
   dropzonejs.upload_save:
     class: Drupal\dropzonejs\DropzoneJsUploadSave
-    arguments: ['@entity.manager', '@file.mime_type.guesser', '@file_system', '@logger.factory', '@renderer', '@config.factory', '@token', '@messenger']
+    arguments: ['@entity_type.manager', '@file.mime_type.guesser', '@file_system', '@logger.factory', '@renderer', '@config.factory', '@token', '@messenger']
   dropzonejs.upload_handler:
     class: Drupal\dropzonejs\UploadHandler
     arguments: ['@request_stack', '@config.factory', '@transliteration', '@language_manager']