chore(deps-dev): bump @grpc/grpc-js from 1.6.7 to 1.6.8

Bumps [@grpc/grpc-js](https://github.com/grpc/grpc-node) from 1.6.7 to 1.6.8.
- [Release notes](https://github.com/grpc/grpc-node/releases)
- [Commits](https://github.com/grpc/grpc-node/commits)

---
updated-dependencies:
- dependency-name: "@grpc/grpc-js"
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

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

package.json

@@ -80,7 +80,7 @@
     "@fastify/multipart": "7.1.0",
     "@fastify/static": "6.4.0",
     "@fastify/view": "7.0.0",
-    "@grpc/grpc-js": "1.6.7",
+    "@grpc/grpc-js": "1.6.8",
     "@grpc/proto-loader": "0.7.0",
     "@nestjs/apollo": "10.0.17",
     "@nestjs/graphql": "10.0.18",