DeltaMerge return wrong result

## Bug Report

On a customer environment, select on a table return the following error:
```
DeltaMerge return wrong result, current handle[8070450532252511967]version[432677394077974556]@read[56]@pos[2022] is expected >= last_handle[8070450532252560947]last_version[432677778184470534]@read[56]@pos[2021] 
```

### 4. What is your TiFlash version? (Required)
all relase branch influenced