Replaced "type" attribute type with a real example

[mnocon]

As suggested on Slack

Preview: https://ez-systems-developer-documentation--3031.com.readthedocs.build/en/3031/content_management/pages/page_block_attributes/#nested-attribute-configuration

[github-actions]

Preview of modified files: no change to preview.

[github-actions]

code_samples/ change report

Before (on target branch)	After (in current PR)
code_samples/page/custom_page_block/config/packages/nested_attribute.yaml docs/content_management/pages/page_block_attributes.md@139:``` yaml docs/content_management/pages/page_block_attributes.md@140:[[= include_file('code_samples/page/custom_page_block/config/packages/nested_attribute.yaml', 0, 16) =]][[= include_file('code_samples/page/custom_page_block/config/packages/nested_attribute.yaml', 19, 23) =]] docs/content_management/pages/page_block_attributes.md@141:``` 001⫶ibexa_fieldtype_page: 002⫶ blocks: 003⫶ block_name: 004⫶ category: default 005⫶ thumbnail: 'path/icons.svg' 006⫶ views: 007⫶ default: { name: 'Default block layout', template: 'template.html.twig', priority: -255 } 008⫶ attributes: 009⫶ group: 010⫶ name: Group name 011⫶ type: nested_attribute 012⫶ options: 013⫶ attributes: 014⫶ attribute_1: 015⫶ name: Name 1	code_samples/page/custom_page_block/config/packages/nested_attribute.yaml docs/content_management/pages/page_block_attributes.md@139:``` yaml docs/content_management/pages/page_block_attributes.md@140:[[= include_file('code_samples/page/custom_page_block/config/packages/nested_attribute.yaml', 0, 16) =]][[= include_file('code_samples/page/custom_page_block/config/packages/nested_attribute.yaml', 19, 23) =]] docs/content_management/pages/page_block_attributes.md@141:``` 001⫶ibexa_fieldtype_page: 002⫶ blocks: 003⫶ block_name: 004⫶ category: default 005⫶ thumbnail: 'path/icons.svg' 006⫶ views: 007⫶ default: { name: 'Default block layout', template: 'template.html.twig', priority: -255 } 008⫶ attributes: 009⫶ group: 010⫶ name: Group name 011⫶ type: nested_attribute 012⫶ options: 013⫶ attributes: 014⫶ attribute_1: 015⫶ name: Name 1
016⫶ type: type	016⫶ type: string
017⫶ attribute_2: 018⫶ name: Name 2	017⫶ attribute_2: 018⫶ name: Name 2
019⫶ type: type	019⫶ type: string
020⫶ multiple: true docs/content_management/pages/page_block_attributes.md@145:``` yaml docs/content_management/pages/page_block_attributes.md@146:[[= include_file('code_samples/page/custom_page_block/config/packages/nested_attribute.yaml', 9, 19) =]] docs/content_management/pages/page_block_attributes.md@147:``` 001⫶ name: Group name 002⫶ type: nested_attribute 003⫶ options: 004⫶ attributes: 005⫶ attribute_1: 006⫶ name: Name 1	020⫶ multiple: true docs/content_management/pages/page_block_attributes.md@145:``` yaml docs/content_management/pages/page_block_attributes.md@146:[[= include_file('code_samples/page/custom_page_block/config/packages/nested_attribute.yaml', 9, 19) =]] docs/content_management/pages/page_block_attributes.md@147:``` 001⫶ name: Group name 002⫶ type: nested_attribute 003⫶ options: 004⫶ attributes: 005⫶ attribute_1: 006⫶ name: Name 1
007⫶ type: type	007⫶ type: string
008⫶ validators: 009⫶ not_blank: 010⫶ message: 'Provide a value' docs/content_management/pages/page_block_attributes.md@151:``` yaml docs/content_management/pages/page_block_attributes.md@152:[[= include_file('code_samples/page/custom_page_block/config/packages/nested_attribute.yaml', 9, 16) =]] [[= include_file('code_samples/page/custom_page_block/config/packages/nested_attribute.yaml', 19, 26) =]] docs/content_management/pages/page_block_attributes.md@153:``` 001⫶ name: Group name 002⫶ type: nested_attribute 003⫶ options: 004⫶ attributes: 005⫶ attribute_1: 006⫶ name: Name 1	008⫶ validators: 009⫶ not_blank: 010⫶ message: 'Provide a value' docs/content_management/pages/page_block_attributes.md@151:``` yaml docs/content_management/pages/page_block_attributes.md@152:[[= include_file('code_samples/page/custom_page_block/config/packages/nested_attribute.yaml', 9, 16) =]] [[= include_file('code_samples/page/custom_page_block/config/packages/nested_attribute.yaml', 19, 26) =]] docs/content_management/pages/page_block_attributes.md@153:``` 001⫶ name: Group name 002⫶ type: nested_attribute 003⫶ options: 004⫶ attributes: 005⫶ attribute_1: 006⫶ name: Name 1
007⫶ type: type	007⫶ type: string
008⫶ attribute_2: 009⫶ name: Name 2	008⫶ attribute_2: 009⫶ name: Name 2
010⫶ type: type	010⫶ type: string
011⫶ multiple: true 012⫶ validators: 013⫶ not_blank: 014⫶ message: 'Provide a value'	011⫶ multiple: true 012⫶ validators: 013⫶ not_blank: 014⫶ message: 'Provide a value'

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[reithor]

👍

[adriendupuis]

It looks more realistic!
Thank you @reithor for reporting this.