Babel transform syntax error: Unable to handle nested super.prop usage

[os]:
- macOS Catalina 10.15.4
- nodejs v14.4.0
- microbundle 0.13.0

[error log]:
```

$ microbundle
(babel plugin) SyntaxError: /Users/chudong/workBench/xxxxx/src/tracks/microphone_audio_track.ts: Unable to handle nested super.prop usage
42 | return new Promise(async (resolve, reject) => {
43 | if (unClose) {
> 44 | super.setEnabled(enabled);
| ^^^^^^^^^^^^^^^^
45 | resolve();
46 | return;
47 | }
SyntaxError: /Users/chudong/workBench/xxxxx/src/tracks/microphone_audio_track.ts: Unable to handle nested super.prop usage
42 | return new Promise(async (resolve, reject) => {
43 | if (unClose) {
> 44 | super.setEnabled(enabled);
| ^^^^^^^^^^^^^^^^
45 | resolve();
46 | return;
47 | }
at File.buildCodeFrameError (/Users/chudong/workBench/xxxxx/node_modules/@babel/core/lib/transformation/file/file.js:240:12)
at NodePath.buildCodeFrameError (/Users/chudong/workBench/xxxxx/node_modules/@babel/traverse/lib/path/index.js:138:21)
at hoistFunctionEnvironment (/Users/chudong/workBench/xxxxx/node_modules/@babel/traverse/lib/path/conversion.js:194:27)
at NodePath.arrowFunctionToExpression (/Users/chudong/workBench/xxxxx/node_modules/@babel/traverse/lib/path/conversion.js:105:23)
at PluginPass.ArrowFunctionExpression (/Users/chudong/workBench/xxxxx/node_modules/@babel/preset-modules/lib/plugins/transform-async-arrows-in-class/index.js:37:14)
at newFn (/Users/chudong/workBench/xxxxx/node_modules/@babel/traverse/lib/visitors.js:175:21)
at NodePath._call (/Users/chudong/workBench/xxxxx/node_modules/@babel/traverse/lib/path/context.js:55:20)
at NodePath.call (/Users/chudong/workBench/xxxxx/node_modules/@babel/traverse/lib/path/context.js:42:17)
at NodePath.visit (/Users/chudong/workBench/xxxxx/node_modules/@babel/traverse/lib/path/context.js:92:31)
at TraversalContext.visitQueue (/Users/chudong/workBench/xxxxx/node_modules/@babel/traverse/lib/context.js:116:16)

error Command failed with exit code 1.
info Visit https://yarnpkg.com/en/docs/cli/run for documentation about this command.
```