build(deps): bump arduino/setup-protoc from 2 to 3

Bumps [arduino/setup-protoc](https://github.com/arduino/setup-protoc) from 2 to 3.
- [Release notes](https://github.com/arduino/setup-protoc/releases)
- [Commits](arduino/setup-protoc@v2...v3)

---
updated-dependencies:
- dependency-name: arduino/setup-protoc
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

.github/workflows/check-generated.yml

@@ -24,7 +24,7 @@ jobs:
           fetch-depth: 1
 
       - name: Install protoc
-        uses: arduino/setup-protoc@v2
+        uses: arduino/setup-protoc@v3
 
       - name: Set up Node.js
         uses: actions/setup-node@v4