[Bug] Stacking charts with different curves will cause problems with background color overwriting
- Dominant language
- TypeScript
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- Avg merge
- 11d 14h
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Description
### Version
5.4.2
### Link to Minimal Reproduction
https://echarts.apache.org/examples/zh/editor.html?c=area-stack&code=PYBwLglsB2AEC8sDeAoW7aTAGwKYC5k0MSxcAPMQgckDANQA-VA_tWuPQF8AaVzYYbSEIVQlSAJwgBzCblE0AhuQgBnFiU7c806ABMh3Etrlg5hANrVDxgIzUOsC0bkAmagF1u6khPG6iIjHgAZlT2AMwApLb6GOISABYh1AAskVz-6ABGwGBgwAC2NBFR6bAAxjDGENAAMnIZuNiEYKIArrgeaRjkAIKKSnolYACeIAT2pUa4EsCiQ8XpWS06crMA4nKCsIFy2Eq4nf6WJrDmgBYqgABytvangDFyV9SngJBy96eA22ovgClyL4C2ii-Ap6ZuDrcIa9ZQDdLDUY0ABuOzaqgwngwe3EuH6J2i6GEJQw0DkeTGDmMLgOOMhhOwVVw8xxsCUxlKAGsaIBuA0A84k0nErXByADKwzw4NpJGgMzyOyFwv8oDkpQgw0IAAYAHQAVkxOLYGrUpJK9Nwm2ouB0nJKRzMTicirsVgAHE4bQBOKx2JyhJKux3W2ChULe0JWRXuEpI_zY2l4gk0I42XUQkYUqmm9L02XM-zs5P-bl8gVjJChnHmk5WK020IO2CBl1V912L2uv2uwPB9JakjuNgAbiAA
### Steps to Reproduce
1. open url
2. run
### Current Behavior
Stack two different curves
### Expected Behavior
The background fills correctly
### Environment
```markdown
- OS: win11
- Browser: chrome
- Framework: empty
```
### Any additional comments?
_No response_
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Assessment
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