[Custom Chart] hideOverlap of labelLayout does not work correctly

### Version
5.2.2

### Reproduction link
[https://codesandbox.io/s/brave-silence-4jwte](https://codesandbox.io/s/brave-silence-4jwte)

### Steps to reproduce
1. Plot custom chart using `renderItem` function
2. Set `labelLayout: { hideOverlap: true}`

### What is expected?
The label of components in custom chart must be display correctly in which hide labels will be display when zoom in

### What is actually happening?
Some labels are disappear when zoom in and zoom out again