Only build non-test targets in hack/update-go-pbs.sh

hack/update-go-pbs.sh

@@ -4,7 +4,7 @@
 # Script to copy pb.go files from bazel build folder to appropriate location.
 # Bazel builds to bazel-bin/... folder, script copies them back to original folder where .proto is.
 
-bazel build //proto/...
+bazel query 'attr(testonly, 0, //proto/...)' | xargs bazel build $@
 
 file_list=()
 while IFS= read -d $'\0' -r file; do

hack/update-go-ssz.sh

@@ -4,7 +4,7 @@
 # Script to copy ssz.go files from bazel build folder to appropriate location.
 # Bazel builds to bazel-bin/... folder, script copies them back to original folder where target is.
 
-bazel query 'kind(ssz_gen_marshal, //proto/...)' | xargs bazel build
+bazel query 'kind(ssz_gen_marshal, //proto/...)' | xargs bazel build $@
 
 # Get locations of proto ssz.go files.
 file_list=()

proto/prysm/v1alpha1/blobs.pb.gw.go

@@ -0,0 +1,4 @@
+//go:build ignore
+// +build ignore
+
+package ignore