chore(deps): update devdependency happy-dom to v20.14.6 - #1049

Changed pages include:

• index.html - view
• 200.html - view
• 404.html - view
• cookbook/app-tabs.html - view
• cookbook/creating-ios-android-apps.html - view
• cookbook/customising-app-vue.html - view
• cookbook/live-updates.html - view
• cookbook/local-development.html - view
• cookbook/web-and-device.html - view
• get-started/configuration.html - view

There are more changes not included in the list