build(deps): bump jetli/wasm-pack-action from 0.3.0 to 0.4.0

Bumps [jetli/wasm-pack-action](https://github.com/jetli/wasm-pack-action) from 0.3.0 to 0.4.0.
- [Release notes](https://github.com/jetli/wasm-pack-action/releases)
- [Commits](https://github.com/jetli/wasm-pack-action/compare/v0.3.0...v0.4.0)

---
updated-dependencies:
- dependency-name: jetli/wasm-pack-action
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

.github/workflows/main.yml

@@ -62,7 +62,7 @@ jobs:
       - run: sudo apt install libwebkit2gtk-4.0-dev libgtk-3-dev libayatana-appindicator3-dev
       - uses: davidB/rust-cargo-make@v1
       - uses: browser-actions/setup-firefox@latest
-      - uses: jetli/wasm-pack-action@v0.3.0
+      - uses: jetli/wasm-pack-action@v0.4.0
       - uses: actions-rs/cargo@v1
         with:
           command: make