Bump @grpc/proto-loader from 0.7.10 to 0.7.12 (#643)

Bumps [@grpc/proto-loader](https://github.com/grpc/grpc-node) from 0.7.10 to 0.7.12.
- [Release notes](https://github.com/grpc/grpc-node/releases)
- [Commits](https://github.com/grpc/grpc-node/compare/@grpc/proto-loader@0.7.10...@grpc/proto-loader@0.7.12)

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

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

package.json

@@ -25,7 +25,7 @@
   "homepage": "https://github.com/getgauge/gauge-js",
   "dependencies": {
     "@grpc/grpc-js": "^1.10.3",
-    "@grpc/proto-loader": "^0.7.10",
+    "@grpc/proto-loader": "^0.7.12",
     "escodegen": "^2.0.0",
     "esprima": "^4.0.1",
     "estraverse": "^5.3.0",