Update protobuf requirement from <=4.24.1 to <=4.25.0

Updates the requirements on [protobuf](https://github.com/protocolbuffers/protobuf) to permit the latest version.
- [Release notes](https://github.com/protocolbuffers/protobuf/releases)
- [Changelog](https://github.com/protocolbuffers/protobuf/blob/main/protobuf_release.bzl)
- [Commits](protocolbuffers/protobuf@v2.4.1...v4.25.0)

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

Signed-off-by: dependabot[bot] <[email protected]>

requirements.txt

@@ -1,5 +1,5 @@
 nomic>=2.0.14
-protobuf<=4.24.1
+protobuf<=4.25.0
 langchain==0.0.331
 cs-dlp @ git+https://github.com/raffaem/[email protected] # previously called coursera-dl
 click==8.1.7