update sync message (#299)

[rolandtyler]

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Describe the change

Update Sync Event message

Issue fixed

Fixes #299

Impacted parts

For content changes

• Doc content
• Doc pages organisation

For tools changes

• CircleCI workflow
• Build and QA tools (lint, vale,…)
• MkDocs templates
• MkDocs configuration
• Python dependencies
• Node dependencies and JavaScript
• ReadTheDocs configuration
• GitHub integration

Testing

Screenshots / recording

[CLAassistant]

All committers have signed the CLA.

[alexandratran]

LGTM