[Gauge] - Customize Gauge Widget in Dashboard

[corteggiano]

❗ PLEASE MAKE THESE CHANGES UNDER A FEATURE FLAG

❗ PLEASE MAKE THESE CHANGES IN SMALL INCREMENTAL PRs AND NOT AT ONCE

Create the config panels for Gauge, they should have the following sections
Styles
* Show/hide the unit
* Show/hide property name
* Change the y min and y max
* Change the aggregation and resolution
* Change font sizes
Properties
* Can remove a property from here
* Can change the widget’s color from the color picker
Thresholds
* Can create a threshold
* Can remove a threshold
* Can change a threshold's color and value

Acceptance criteria

Beta Give feedback

1. User can show/hide unit
2. Users can show/hide property name
3. Users can change the ymin and ymax of the widget
4. Users can change the aggregation and resolution of the widget
5. Users can change the widget property's color
6. Users can remove properties
7. Users can create thresholds
8. Users can remove thresholds
9. Users can customize thresholds
10. Users can customize font sizes

[corteggiano]

the resolution and aggregation are part of the Gauge widget’s query prop and should be updated using the existing dropdown found at dashboard/src/customization/propertiesSections/aggregationSettings/index.tsx

[gmuralidharreddy]

Can you please provide the UX for the style tab? Also, we need to add font size and unit font size.