chore(deps): update rocm/device-metrics-exporter docker tag to v1.4.0 (#255)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

clusters/homelab/core/gpu/amd-device-plugin.yaml

@@ -69,7 +69,7 @@ spec:
      # NOTE: defaults ends with: ErrImagePull
      # Selected default image is:
      # registry.test.pensando.io:5000/device-metrics-exporter/rocm-metrics-exporter:v1
-     image: rocm/device-metrics-exporter:v1.3.1
+     image: rocm/device-metrics-exporter:v1.4.0
 
   # Specifythe node to be managed by this DeviceConfig Custom Resource
   selector: