Add option to make tooltip not automatically go away when itself is hovered

[damywise]

Is your feature request related to a problem? Please describe.
The tooltip automatically goes away when hovered, and then immediately shows itself again, infinitely.

Describe the solution you'd like
Add an option to Tooltip, like so:

Tooltip(
  ...
  hideOnHover: false,
  ...
)

Describe alternatives you've considered
None

Additional context
Record of current state: (tooltip is at top right)

2022-07-27.17-49-50.mp4

[bdlukaa]

Can you post here a reproducibe snippet of this issue?

[damywise]

Here you go

import 'package:fluent_ui/fluent_ui.dart';

void main() {
  runApp(const MyApp());
}

class MyApp extends StatelessWidget {
  const MyApp({Key? key}) : super(key: key);

  @override
  Widget build(BuildContext context) {
    return FluentApp(
      title: 'Flutter Demo',
      home: Align(
        child: Tooltip(
          style: const TooltipThemeData(
            verticalOffset: -1,
          ),
          message: "Issue #443",
          child: Container(
            color: Colors.red,
            width: 32,
            height: 32,
          ),
        ),
      ),
    );
  }
}