bump holmes to 0.31.0 (#2090)

Signed-off-by: avi@robusta.dev <avi@robusta.dev>

Author: Avi-Robusta

helm/robusta/Chart.lock

@@ -4,6 +4,6 @@ dependencies:
   version: 72.0.1
 - name: holmes
   repository: https://robusta-charts.storage.googleapis.com
-  version: 0.30.0
-digest: sha256:933fa4c65b13c120f169984ecc6f4144991f85826020c8038f6fb62b9edf0a74
-generated: "2026-05-18T09:19:00.434703+03:00"
+  version: 0.31.0
+digest: sha256:d4d00351d1ed2caf38b276703286850928df079af28c8c40660c31c610733eac
+generated: "2026-05-27T09:32:55.575934+03:00"

helm/robusta/Chart.yaml

@@ -15,6 +15,6 @@ dependencies:
     condition: enablePrometheusStack
     repository: "https://prometheus-community.github.io/helm-charts"
   - name: holmes
-    version: 0.30.0
+    version: 0.31.0
     condition: enableHolmesGPT
     repository: "https://robusta-charts.storage.googleapis.com"