Update docs/toolhive/guides-k8s/run-mcp-k8s.mdx

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

Author: yrobla

docs/toolhive/guides-k8s/run-mcp-k8s.mdx

@@ -508,9 +508,9 @@ replica management to an HPA or other external controller.
 
 The `SessionStorageWarning` condition fires only when `spec.replicas > 1`
 (multiple proxy runner pods). It does not fire when only `backendReplicas > 1`,
-but client-IP affinity is unreliable behind NAT or shared egress IPs. For
-stateful workloads or when per-session routing must remain consistent across
-backend pods, Redis session storage is strongly recommended when
+but `sessionAffinity: ClientIP` is unreliable behind NAT or shared egress IPs.
+For stateful workloads or when per-session routing must remain consistent
+across backend pods, Redis session storage is strongly recommended when
 `backendReplicas > 1`. Stateless workloads can use `sessionAffinity: None`.
 
 :::