chore: prepare stable release of v9.0.0

[susnux]

☑️ Resolves

• resolves Vue3 version: Release schedule #6106

Since we are hitting final RC of Nextcloud 32 we need to stabilize the library as also some shipped apps with make use of it and thus it must no longer include new breaking changes.

Changes since RC

🚀 Enhancements

• feat(NcColorPicker): allow to clear selected value by @susnux in feat(NcColorPicker): allow to clear selected value #7363
• feat(NcPopover): replace closeOnClickOutside with noCloseOnClickOutside by @ShGKme in feat(NcPopover): replace closeOnClickOutside with noCloseOnClickOutside #7525

🐛 Fixed bugs

• fix(useHotKey): use correct callback type by @susnux in fix(useHotKey): use correct callback type #7505
• perf(NcTimezonePicker): use Intl to reduce self-size from 206kb to 2kb by @ShGKme in perf(NcTimezonePicker): use Intl to reduce self-size from 206kb to 2kb  #7522
• fix(NcPopover): revert disabling close on click outside by default by @ShGKme in fix(NcPopover): revert disabling close on click outside by default #7524
• fix(NcRadioGroupButton): adjust hight if needed by @susnux in fix(NcRadioGroupButton): adjust hight if needed #7544
• fix(NcReferenceWidget): migrate to TS by @Antreesy in fix(NcReferenceWidget): migrate to TS #7479
• fix(NcAvatar): log the error object by @ChristophWurst in fix(NcAvatar): log the error object #7562

Other Changes

• refactor(NcAppSettingsDialog): migrate to Typescript and script-setup by @susnux in refactor(NcAppSettingsDialog): migrate to Typescript and script-setup #7515
• ci: fix server styling update by @susnux in ci: fix server styling update #7547
• docs: document removed events and props by @Antreesy in docs: document removed events and props #7552

[Antreesy]

Good to go!

[ShGKme]

We will need NcListItem to stop being <a href='#'> by default. (href prop is # by default)

Do you consider it a breaking change?

[susnux]

Do you consider it a breaking change?

Probably but also it seems to be more of a bug with Vue router v4, so we should be good to fix that and make sure its pointed out in the docs.