build(deps): bump react-pdf from 7.7.1 to 7.7.3 in /apps/OpenSign

Bumps [react-pdf](https://github.com/wojtekmaj/react-pdf/tree/HEAD/packages/react-pdf) from 7.7.1 to 7.7.3.
- [Release notes](https://github.com/wojtekmaj/react-pdf/releases)
- [Commits](https://github.com/wojtekmaj/react-pdf/commits/v7.7.3/packages/react-pdf)

---
updated-dependencies:
- dependency-name: react-pdf
  dependency-type: direct:production
...

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

apps/OpenSign/package.json

@@ -28,7 +28,7 @@
     "react-helmet": "^6.1.0",
     "react-konva": "^18.2.10",
     "react-modal": "^3.16.1",
-    "react-pdf": "^7.7.1",
+    "react-pdf": "^7.7.3",
     "react-quill": "^2.0.0",
     "react-redux": "^9.1.0",
     "react-rnd": "^10.4.10",