build(deps): bump the helm group across 1 directory with 2 updates

Bumps the helm group with 2 updates in the /charts/gateway-addons-helm directory: prometheus and opentelemetry-collector.


Updates `prometheus` from 29.3.0 to 29.6.0

Updates `opentelemetry-collector` from 0.152.0 to 0.153.0

---
updated-dependencies:
- dependency-name: prometheus
  dependency-version: 29.6.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: helm
- dependency-name: opentelemetry-collector
  dependency-version: 0.153.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: helm
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

charts/gateway-addons-helm/Chart.lock

@@ -1,7 +1,7 @@
 dependencies:
 - name: prometheus
   repository: https://prometheus-community.github.io/helm-charts
-  version: 29.3.0
+  version: 29.6.0
 - name: grafana
   repository: https://grafana.github.io/helm-charts
   version: 10.5.15
@@ -19,6 +19,6 @@ dependencies:
   version: 1.3.1
 - name: opentelemetry-collector
   repository: https://open-telemetry.github.io/opentelemetry-helm-charts
-  version: 0.152.0
-digest: sha256:31e439ab78cec2551ca15813d21b27637c060fd0b22a6f147d7b11fbf75ed05e
-generated: "2026-04-29T04:35:56.58559758Z"
+  version: 0.153.0
+digest: sha256:2c021601dd359d16c3a167eeb6bbbb854c5ffe6d71536190c9ea62d0c087ed28
+generated: "2026-05-06T04:36:04.893013011Z"

charts/gateway-addons-helm/Chart.yaml

@@ -26,7 +26,7 @@ sources:
 
 dependencies:
   - name: prometheus
-    version: 29.3.0
+    version: 29.6.0
     repository: https://prometheus-community.github.io/helm-charts
     condition: prometheus.enabled
   - name: grafana
@@ -51,5 +51,5 @@ dependencies:
     condition: tempo.enabled
   - name: opentelemetry-collector
     repository: https://open-telemetry.github.io/opentelemetry-helm-charts
-    version: 0.152.0
+    version: 0.153.0
     condition: opentelemetry-collector.enabled