deps(engine): bump @grpc/proto-loader in the grpc group

Bumps the grpc group with 1 update: [@grpc/proto-loader](https://github.com/grpc/grpc-node).


Updates `@grpc/proto-loader` from 0.8.0 to 0.8.1
- [Release notes](https://github.com/grpc/grpc-node/releases)
- [Commits](https://github.com/grpc/grpc-node/compare/@grpc/proto-loader@0.8.0...@grpc/proto-loader@0.8.1)

---
updated-dependencies:
- dependency-name: "@grpc/proto-loader"
  dependency-version: 0.8.1
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: grpc
...

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

Author: dependabot[bot]

package-lock.json

@@ -51,7 +51,7 @@
         "@fortawesome/fontawesome-free": "^7.2.0",
         "@fullcalendar/rrule": "^6.1.20",
         "@grpc/grpc-js": "^1.12.5",
-        "@grpc/proto-loader": "^0.8.0",
+        "@grpc/proto-loader": "^0.8.1",
         "@neodrag/vanilla": "^2.3.1",
         "adm-zip": "^0.5.17",
         "ag-grid-community": "^35.2.1",