Migrate to PanelStack2

[ggdouglas]

Transition from the deprecated PanelStack to the standardized PanelStack2.

Note: PanelStack has been deprecated since @blueprintjs/core v3.40.0

Tasks:

• Replace deprecated components with v2 versions:
  • Rename panelStack2.tsx to panelStack.tsx
  • Rename panelView2.tsx to panelView.tsx
  • Rename _panel-stack2.scss to _panel-stack.scss
• Remove legacy tests, documentation, and examples related to PanelStack.
• Update exported modules to use PanelStack2.

References

https://blueprintjs.com/docs/#core/components/panel-stack

This API is deprecated since @blueprintjs/core v3.40.0 in favor of the new PanelStack2 component. You should migrate to the new API which will become the standard in a future major version of Blueprint.

https://blueprintjs.com/docs/#core/components/panel-stack2

PanelStack2 is a replacement for PanelStack. It will become the standard API in a future major version of Blueprint. You are encouraged to use this new API now for forwards-compatibility. See the full migration guide on the wiki.

blueprint/packages/eslint-plugin/src/rules/no-deprecated-components/no-deprecated-core-components.ts

Lines 10 to 11 in f900a36

	// TODO(@adidahiya): Blueprint v6
	// PanelStack: "PanelStack2",

PanelStack2 migration guide