update documentation for metrics with deprecated version and version of k8s

Change-Id: Ia04d21f6644e7fc498304c0035d6f1ae58766a91

test/instrumentation/update-documentation.sh

@@ -24,6 +24,12 @@ set -o pipefail
 
 KUBE_ROOT=$(dirname "${BASH_SOURCE[0]}")/../..
 source "${KUBE_ROOT}/test/instrumentation/stability-utils.sh"
+source "${KUBE_ROOT}/hack/lib/version.sh"
 
+# extract version env variables so we can pass them in
+kube::version::get_version_vars
+
+# update the documented list of metrics
 kube::update::documentation::list
-kube::update::documentation
+# now write the actual documentation file
+kube::update::documentation $KUBE_GIT_MAJOR $KUBE_GIT_MINOR