chore(deps): update dependency gobgp to v4 (#5851)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

dist/images/Dockerfile.base

@@ -183,7 +183,7 @@ ARG CNI_PLUGINS_VERSION=v1.8.0
 # renovate: datasource=github-releases depName=kubectl packageName=kubernetes/kubernetes versioning=semver
 ARG KUBECTL_VERSION=v1.34.1
 # renovate: datasource=github-releases depName=gobgp packageName=osrg/gobgp versioning=semver
-ARG GOBGP_VERSION=3.37.0
+ARG GOBGP_VERSION=4.0.0
 ARG TRIVY_DB_REPOSITORY="public.ecr.aws/aquasecurity/trivy-db:2"
 
 RUN apk --no-cache add curl jq