fix: end of life native loader (#404)

web3.js/src/index.js

@@ -4,7 +4,6 @@ export {BpfLoader} from './bpf-loader';
 export {BudgetProgram} from './budget-program';
 export {Connection} from './connection';
 export {Loader} from './loader';
-export {NativeLoader} from './native-loader';
 export {PublicKey} from './publickey';
 export {SystemProgram} from './system-program';
 export {Token, TokenAmount} from './token-program';