fix decal in aria

[Aman1919]

Brief Information

This pull request is in the type of:

• bug fixing
• new feature
• others

What does this PR do?

Fixed issues

fixes - #18118

Details

Before: What was the problem?

series-sunburst.data.itemStyle.decal wasn't overriding aria.decal. decals

After: How does it behave after the fixing?

series-sunburst.data.itemStyle.decal overriding aria.decal. decals

Document Info

One of the following should be checked.

• This PR doesn't relate to document changes
• The document should be updated later
• The document changes have been made in apache/echarts-doc#xxx

Misc

ZRender Changes

• This PR depends on ZRender changes (ecomfe/zrender#xxx).

Related test cases or examples to use the new APIs

N.A.

Others

Merging options

• Please squash the commits into a single one when merging.

Other information

[echarts-bot]

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[Ovilia]

I've mentioned in your previous PR that the default decal of two sectors with different colors should be different. The result of the demo with this PR is not correct. It should be the same as the current behavior.