docs(select): update demo

content/input/select/index.md

@@ -342,7 +342,6 @@ import { Select } from '@douyinfe/semi-ui';
         borderTop: '1px solid var(--semi-color-border)',
         borderRadius: '0 0 6px 6px',
         color: 'var(--semi-color-link)',
-        color: 'var(--semi-color-primary)',
     };
     let innerSlotNode = (<div style={innerSlotStyle}>
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