fix(deps): update module github.com/envoyproxy/go-control-plane/envoy to v1.32.4

[renovate]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
github.com/envoyproxy/go-control-plane/envoy	v1.32.3 -> v1.32.4

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[renovate]

ℹ Artifact update notice

File name: go.mod

In order to perform the update(s) described in the table above, Renovate ran the go get command, which resulted in the following additional change(s):

• 1 additional dependency was updated

Details:

Package	Change
github.com/envoyproxy/protoc-gen-validate	v1.1.0 -> v1.2.1