Issue #2344821 by yched: Unify 'name' / 'field_name' in FieldConfig / FieldStorageConfig.

core/modules/block_content/block_content.module

...modules/block_content/src/Tests/BlockContentFieldTest.php

core/modules/comment/src/CommentManager.php

...modules/comment/src/Tests/CommentStringIdEntitiesTest.php

core/modules/comment/src/Tests/CommentValidationTest.php

...odules/comment/src/Tests/Views/CommentFieldFilterTest.php

core/modules/config/src/Tests/ConfigExportImportUITest.php

core/modules/contact/src/Tests/Views/ContactFieldsTest.php

...ation/src/Tests/ContentTranslationContextualLinksTest.php

..._translation/src/Tests/ContentTranslationSettingsTest.php

...translation/src/Tests/ContentTranslationSyncImageTest.php

...tent_translation/src/Tests/ContentTranslationTestBase.php

core/modules/datetime/src/Tests/DateTimeFieldTest.php

core/modules/datetime/src/Tests/DateTimeItemTest.php

core/modules/entity_reference/entity_reference.module

...ity_reference/src/Tests/EntityReferenceAutoCreateTest.php

...erence/src/Tests/EntityReferenceFieldDefaultValueTest.php

...tity_reference/src/Tests/EntityReferenceFormatterTest.php

...eference/src/Tests/EntityReferenceSelectionAccessTest.php

..._reference/src/Tests/EntityReferenceSelectionSortTest.php