Update worker requirement from ^0.3 to ^0.4 in the cargo-deps group

Updates the requirements on [worker](https://github.com/cloudflare/workers-rs) to permit the latest version.

Updates `worker` to 0.3.4
- [Release notes](https://github.com/cloudflare/workers-rs/releases)
- [Commits](cloudflare/workers-rs@v0.3.0...v0.3.4)

---
updated-dependencies:
- dependency-name: worker
  dependency-type: direct:production
  dependency-group: cargo-deps
...

Signed-off-by: dependabot[bot] <[email protected]>

Cargo.toml

@@ -77,7 +77,7 @@ sea-orm = { version = "^1", default-features = false, features = [
     "with-json",
     "debug-print",
 ] }
-worker = "^0.3"
+worker = "^0.4"
 
 image = { version = "^0.25", features = ["gif", "jpeg", "png", "webp"] }
 webp = "^0.3"