Add proto validation for EvalResultRequest #7592

Job	Run time
build / Verify build	1m 56s
image-build / Build Helm chart	3m 20s
image-build / Check docker image build	2m 17s
image-build / Image build	3m 14s
license-check / License boilerplate check	12s
lint / Uncommitted changes check - go mod tidy & make gen	3m 22s
lint / Run golangci-lint	3m 0s
test / Authz tests	2m 50s
test / Unit testing	9m 41s
compose-migrate / docker	2m 37s
security / Security Scan	15s
	32m 44s

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