metrics-server: Update chart to 3.14.0 (metrics-server 0.9.0).

Record the Helm release values in metrics-server-values.yaml.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
Change-Id: I15ec7dadb9a0438a431b5fd265e4454821993451
diff --git a/metrics-server-values.yaml b/metrics-server-values.yaml
new file mode 100644
index 0000000..0b234c5
--- /dev/null
+++ b/metrics-server-values.yaml
@@ -0,0 +1,9 @@
+# Values for the "metrics-server" Helm release (metrics-server/metrics-server,
+# https://kubernetes-sigs.github.io/metrics-server/) in namespace system.
+#
+#   helm upgrade metrics-server metrics-server/metrics-server --version vX \
+#     -n system -f metrics-server-values.yaml
+
+args:
+  # The kubelet serving certificate on ifirn is self-signed.
+  - --kubelet-insecure-tls