Bump @types/react-dom from 19.0.2 to 19.0.3 in /backend-node

Bumps [@types/react-dom](https://github.com/DefinitelyTyped/DefinitelyTyped/tree/HEAD/types/react-dom) from 19.0.2 to 19.0.3.
- [Release notes](https://github.com/DefinitelyTyped/DefinitelyTyped/releases)
- [Commits](https://github.com/DefinitelyTyped/DefinitelyTyped/commits/HEAD/types/react-dom)

---
updated-dependencies:
- dependency-name: "@types/react-dom"
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

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

backend-node/yarn.lock

@@ -1425,11 +1425,11 @@ __metadata:
   linkType: hard
 
 "@types/react-dom@npm:^19":
-  version: 19.0.2
-  resolution: "@types/react-dom@npm:19.0.2"
+  version: 19.0.3
+  resolution: "@types/react-dom@npm:19.0.3"
   peerDependencies:
     "@types/react": ^19.0.0
-  checksum: 10c0/3d0c7b78dbe8df64ea769f30af990a5950173a8321c745fe11094d765423f7964c3519dca6e7cd36b4be6521c8efc690bdd3b79b327b229dd1e9d5a8bad677dd
+  checksum: 10c0/3867427b333cbe8cbba496d7cc20ec9676d32c25ae44f4d1263a4129d42e57cf4adf0039ad263432f1215b88075c27d326e7eb4ed646128235d01a76e661d48f
   languageName: node
   linkType: hard