feat: ✨Add staticContainer into ToolTipWidget for a custom tooltip th…

[MichaelCadavillo]

…at can be placed anywhere on screen and is not affected by the animation.

Description

Implemented a static version of the custom tooltip widget container field. Primarily used for when we want to show another widget (perhaps a 'Skip Showcases' button) which is not affected by the animation that is given to the container field.

Checklist

• [x] The title of my PR starts with a [Conventional Commit] prefix (fix:, feat:, docs: etc).
• [x] I have followed the [Contributor Guide] when preparing my PR.
• [x] I have updated/added tests for ALL new/updated/fixed functionality.
• [x] I have updated/added relevant documentation in docs and added dartdoc comments with ///.
• [x] I have updated/added relevant examples in examples or docs.

Breaking Change?

• [ ] Yes, this PR is a breaking change.
• [x] No, this PR is not a breaking change.

Related Issues

Closes #395

Sample implementation

[erperejildo]

I need to integrate a skip button and I don't want to rely on custom buttons for now if this is going to be implemented. This was opened 7 months ago. Any plan to merge this soon?

[erperejildo]

@aditya-css any update?

[mgaucher]

Is it possible to add it for the Showcase() constructor too ? (when container is null)