docs: Adds setter samples for maps and repeated fields (googleapis#3409)

Author: amanda-tarafa

.github/workflows/sdk.yaml

@@ -504,7 +504,7 @@ jobs:
           sudo unzip -x /tmp/protoc.zip
           protoc --version
       - name: Regenerate all the code
-        run: go run github.com/googleapis/librarian/cmd/[email protected].20250925141208-659ea3ade903 refreshall
+        run: go run github.com/googleapis/librarian/cmd/[email protected].20250925175516-2ff8248ffbfd refreshall
       - run: cargo fmt
         # If there is any difference between the generated code and the
         # committed code that is an error. All the inputs should be pinned,