fix(core): Remove non-existent import

packages/core/src/api/index.ts

@@ -1,6 +1,4 @@
 export * from './common/request-context';
 export * from './decorators/allow.decorator';
-export * from './decorators/decode.decorator';
 export * from './decorators/request-context.decorator';
 export * from './resolvers/admin/search.resolver';
-