chore: Fix Connect data button is active on preview mode and triggers property pane pop-up (#34168)

Fixes #33719

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<!-- This is an auto-generated comment: release notes by coderabbit.ai
-->

## Summary by CodeRabbit

- **Bug Fixes**
- Improved the conditional logic for displaying the connect data overlay
in the table widget, ensuring it does not show in preview mode.

<!-- end of auto-generated comment: release notes by coderabbit.ai -->

Co-authored-by: Pawan Kumar <pawankumar@Pawans-MacBook-Pro-2.local>

app/client/src/widgets/wds/WDSTableWidget/widget/index.tsx

@@ -961,7 +961,8 @@ export class WDSTableWidget extends BaseWidget<TableWidgetProps, WidgetState> {
           showConnectDataOverlay={
             primaryColumns &&
             !Object.keys(primaryColumns).length &&
-            this.props.renderMode === RenderModes.CANVAS
+            this.props.renderMode === RenderModes.CANVAS &&
+            !Boolean(this.props.isPreviewMode)
           }
           sortTableColumn={this.handleColumnSorting}
           tableData={finalTableData}