Bump @biomejs/backend-jsonrpc from 1.9.3 to 1.9.4

Bumps [@biomejs/backend-jsonrpc](https://github.com/biomejs/biome/tree/HEAD/npm/backend-jsonrpc) from 1.9.3 to 1.9.4.
- [Release notes](https://github.com/biomejs/biome/releases)
- [Commits](https://github.com/biomejs/biome/commits/cli/v1.9.4/npm/backend-jsonrpc)

---
updated-dependencies:
- dependency-name: "@biomejs/backend-jsonrpc"
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

package.json

@@ -39,7 +39,7 @@
 		"prepublishOnly": "Build 'Source/**/*.ts'"
 	},
 	"dependencies": {
-		"@biomejs/backend-jsonrpc": "1.9.3",
+		"@biomejs/backend-jsonrpc": "1.9.4",
 		"@biomejs/js-api": "0.7.1",
 		"@biomejs/wasm-nodejs": "1.9.4",
 		"@playform/pipe": "0.1.1",