chore(deps): update dependency protobuf to v4 (#5814)

Co-authored-by: mend-for-github-com[bot] <50673670+mend-for-github-com[bot]@users.noreply.github.com>

Author: mend-for-github-com[bot]

release/smoke-tests/otel-span-exporter/requirements.txt

@@ -12,7 +12,7 @@ opentelemetry-exporter-otlp-proto-http==1.25.0
 opentelemetry-proto==1.25.0
 opentelemetry-sdk==1.25.0
 opentelemetry-semantic-conventions==0.46b0
-protobuf==3.19.5
+protobuf==4.25.8
 requests==2.32.3
 six==1.16.0
 urllib3==1.26.19