Bump @rollup/plugin-terser from 0.3.0 to 0.4.0 (#325)

Bumps [@rollup/plugin-terser](https://github.com/rollup/plugins/tree/HEAD/packages/terser) from 0.3.0 to 0.4.0.
- [Release notes](https://github.com/rollup/plugins/releases)
- [Changelog](https://github.com/rollup/plugins/blob/master/packages/terser/CHANGELOG.md)
- [Commits](https://github.com/rollup/plugins/commits/terser-v0.4.0/packages/terser)

---
updated-dependencies:
- dependency-name: "@rollup/plugin-terser"
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

package.json

@@ -16,7 +16,7 @@
     "@rollup/plugin-json": "^6.0.0",
     "@rollup/plugin-node-resolve": "^15.0.1",
     "@rollup/plugin-typescript": "^11.0.0",
-    "@rollup/plugin-terser": "^0.3.0",
+    "@rollup/plugin-terser": "^0.4.0",
     "@types/w3c-web-serial": "^1.0.3",
     "prettier": "^2.8.1",
     "rollup": "^3.9.1",