Bump google-protobuf from 3.25.3 to 3.25.5 in /docs

Bumps [google-protobuf](https://github.com/protocolbuffers/protobuf) from 3.25.3 to 3.25.5.
- [Release notes](https://github.com/protocolbuffers/protobuf/releases)
- [Changelog](https://github.com/protocolbuffers/protobuf/blob/main/protobuf_release.bzl)
- [Commits](protocolbuffers/protobuf@v3.25.3...v3.25.5)

---
updated-dependencies:
- dependency-name: google-protobuf
  dependency-type: indirect
...

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

Author: dependabot[bot]

docs/Gemfile.lock

@@ -29,7 +29,7 @@ GEM
     ffi (1.16.3)
     forwardable-extended (2.6.0)
     gemoji (4.1.0)
-    google-protobuf (3.25.3-x86_64-linux)
+    google-protobuf (3.25.5-x86_64-linux)
     html-pipeline (2.14.3)
       activesupport (>= 2)
       nokogiri (>= 1.4)