Improve widgets documentation

Within the widgets documentation was updated. We can improve it even more. I suggest to consider adding more information about the following changes:

1. Deployments widget

   1. Add deployment progress bar to the Deployments page

2. Sites Map widget

   1. Switched map provider due to data fetching limitations

   2. Stadia Maps requires access token (configuration)

   3. New endpoint in Stage backend to handle map requests

   4. Maps availability check improved (no specific URL)

   5. Site Maps widget is enabled for Premium license

3. Topology widget

   1. Tabular view for Terraform objects

   2. Terraform dependencies as nodes

   3. Better visibility of node-to-plugin mapping

   4. Toolbar look-n-feel improvements

   5. Save nodes locations feature

   6. Instances count visibility fix

4. Task Graphs

   1. New look and feel

   2. Direct link to errors and events

   3. Ability to zoom in and out + fit to view

   4. Play mode in which the view tracks the progress

   5. Modal view with miniature view for extremely large workflows

   6. Two modes

      1. inside table with other executions

      2. single execution view