Delegate didSelectItemAt does not work after scroll sheetView.

## Expected Behavior
Delegate didSelectItemAt work OK after scroll sheetView.

## Actual Behavior
I cannot catch the didSelectItemAt event in the delegate

## Steps to Reproduce the Problem
Conditional:
Prepare data with multiple columns and rows.
1. Scroll sheetView back and forth
2. Tap on any cell, could not get didSelectItemAt event

## Specifications
- Xcode version: 12.0
- iOS version: 13.1

## Investigated:
After investigated I saw in the function `SpreadsheetView + Touches / touchesCancelled` was miss call function` clearCurrentTouch () `.

Please help me to confirm this issue. Thank you!