Bump protobuf from 3.19.5 to 4.25.8 in /python/requirements/nano

Bumps [protobuf](https://github.com/protocolbuffers/protobuf) from 3.19.5 to 4.25.8.
- [Release notes](https://github.com/protocolbuffers/protobuf/releases)
- [Changelog](https://github.com/protocolbuffers/protobuf/blob/main/protobuf_release.bzl)
- [Commits](protocolbuffers/protobuf@v3.19.5...v4.25.8)

---
updated-dependencies:
- dependency-name: protobuf
  dependency-version: 4.25.8
  dependency-type: direct:production
...

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

Author: dependabot[bot]

python/requirements/nano/requirements.txt

@@ -6,7 +6,7 @@
 
 intel-openmp
 cloudpickle
-protobuf==3.19.5
+protobuf==4.25.8
 py-cpuinfo
 pyyaml
 packaging