Panel inspect: Horizontal scrolling in Data table (#22245)

* First try at horizontal scrolling

* move width logic to table

* Update packages/grafana-ui/src/components/Table/Table.tsx

Co-Authored-By: Dominik Prokop <dominik.prokop@grafana.com>

* wrap table with memo

* fix typo

* re add field

* WIP: Table scrolling troubles

* Annother approach

* Think it's working

* Removed unnessary change

* Table: Added custom scrollbar for horizontal scrolling

* Removed console log and fixed test

Co-authored-by: Dominik Prokop <dominik.prokop@grafana.com>
Co-authored-by: Torkel Ödegaard <torkel@grafana.com>

public/app/features/dashboard/components/Inspector/PanelInspector.tsx

@@ -219,6 +219,7 @@ export class PanelInspector extends PureComponent<Props, State> {
               if (width === 0) {
                 return null;
               }
+
               return (
                 <div style={{ width, height }}>
                   <Table width={width} height={height} data={processed[selected]} />