Bump protobuf from 4.25.1 to 4.25.8

Bumps [protobuf](https://github.com/protocolbuffers/protobuf) from 4.25.1 to 4.25.8.
- [Release notes](https://github.com/protocolbuffers/protobuf/releases)
- [Changelog](https://github.com/protocolbuffers/protobuf/blob/main/protobuf_release.bzl)
- [Commits](https://github.com/protocolbuffers/protobuf/compare/v4.25.1...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>

requirements.txt

@@ -5,7 +5,7 @@ pymem==1.14.0
 zstandard~=0.23.0
 pillow==11.0.0
 google==3.0.0
-protobuf==4.25.1
+protobuf==4.25.8
 soupsieve==2.5
 lz4~=4.3.3
 requests~=2.32.3