Issue #3495740 by jwilson3: Use hook_field_widget_complete_form_alter()

Closes #3495740

modules/label_help_test/config/install/core.entity_form_display.node.test_lh_cardinality.default.yml

+langcode: en
+status: true
+dependencies:
+  config:
+    - field.field.node.test_lh_cardinality.field_lh_boolean_multi
+    - field.field.node.test_lh_cardinality.field_lh_date_multi
+    - field.field.node.test_lh_cardinality.field_lh_datetime_multi
+    - field.field.node.test_lh_cardinality.field_lh_email_multi
+    - field.field.node.test_lh_cardinality.field_lh_file_multi
+    - field.field.node.test_lh_cardinality.field_lh_image_multi
+    - field.field.node.test_lh_cardinality.field_lh_link_with_title_multi
+    - field.field.node.test_lh_cardinality.field_lh_media_multi
+    - field.field.node.test_lh_cardinality.field_lh_string_multi
+    - image.style.thumbnail
+    - node.type.test_lh_cardinality
+  module:
+    - datetime
+    - file
+    - image
+    - link
+    - media_library
+    - path
+id: node.test_lh_cardinality.default
+targetEntityType: node
+bundle: test_lh_cardinality
+mode: default
+content:
+  created:
+    type: datetime_timestamp
+    weight: -1
+    region: content
+    settings: {  }
+    third_party_settings: {  }
+  field_lh_boolean_multi:
+    type: boolean_checkbox
+    weight: 0
+    region: content
+    settings:
+      display_label: true
+    third_party_settings: {  }
+  field_lh_date_multi:
+    type: datetime_datelist
+    weight: 0
+    region: content
+    settings:
+      increment: 15
+      date_order: YMD
+      time_type: '24'
+    third_party_settings: {  }
+  field_lh_datetime_multi:
+    type: datetime_default
+    weight: 0
+    region: content
+    settings: {  }
+    third_party_settings: {  }
+  field_lh_email_multi:
+    type: email_default
+    weight: 0
+    region: content
+    settings:
+      placeholder: ''
+      size: 60
+    third_party_settings: {  }
+  field_lh_file_multi:
+    type: file_generic
+    weight: 0
+    region: content
+    settings:
+      progress_indicator: throbber
+    third_party_settings: {  }
+  field_lh_image_multi:
+    type: image_image
+    weight: 0
+    region: content
+    settings:
+      progress_indicator: throbber
+      preview_image_style: thumbnail
+    third_party_settings: {  }
+  field_lh_link_with_title_multi:
+    type: link_default
+    weight: 0
+    region: content
+    settings:
+      placeholder_url: ''
+      placeholder_title: ''
+    third_party_settings: {  }
+  field_lh_media_multi:
+    type: media_library_widget
+    weight: 101
+    region: content
+    settings:
+      media_types: {  }
+    third_party_settings: {  }
+  field_lh_string_multi:
+    type: string_textfield
+    weight: 0
+    region: content
+    settings:
+      size: 60
+      placeholder: ''
+    third_party_settings: {  }
+  path:
+    type: path
+    weight: -1
+    region: content
+    settings: {  }
+    third_party_settings: {  }
+  promote:
+    type: boolean_checkbox
+    weight: -1
+    region: content
+    settings:
+      display_label: true
+    third_party_settings: {  }
+  status:
+    type: boolean_checkbox
+    weight: 100
+    region: content
+    settings:
+      display_label: true
+    third_party_settings: {  }
+  sticky:
+    type: boolean_checkbox
+    weight: -1
+    region: content
+    settings:
+      display_label: true
+    third_party_settings: {  }
+  title:
+    type: string_textfield
+    weight: -5
+    region: content
+    settings:
+      size: 60
+      placeholder: ''
+    third_party_settings: {  }
+  uid:
+    type: entity_reference_autocomplete
+    weight: -1
+    region: content
+    settings:
+      match_operator: CONTAINS
+      match_limit: 10
+      size: 60
+      placeholder: ''
+    third_party_settings: {  }
+hidden: {  }