Update setters.md

lijicheng123 · JackLian · commit 4133b2f714d8 · 2023-04-12T09:20:24.000+08:00
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diff --git a/docs/docs/api/setters.md b/docs/docs/api/setters.md
@@ -145,7 +145,7 @@ export default class AltStringSetter extends React.PureComponent<AltStringSetter
 ```typescript
 import AltStringSetter from './AltStringSetter';
 import { setters } from '@alilc/lowcode-engine';
-const { registerSetter } = registerSetter;
+const { registerSetter } = setters;
 registerSetter('AltStringSetter', AltStringSetter);
 ```
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