Fix ADC global_rules format from array to object

Changed global_rules from array format (- id: name) to object format
(name:) to match ADC schema requirements. This fixes the lint error:
"Invalid input: expected record, received array at global_rules"

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>

helm/api7ee-demo-k8s/templates/configmap-adc.yaml

@@ -130,13 +130,13 @@ data:
     # Global Rules
     global_rules:
       {{- if .Values.api7.plugins.prometheus.enabled }}
-      - id: prometheus-metrics
+      prometheus-metrics:
         plugins:
           prometheus:
             prefer_name: true
       {{- end }}
       {{- if .Values.api7.plugins.logging.enabled }}
-      - id: request-logging
+      request-logging:
         plugins:
           http-logger:
             uri: {{ .Values.api7.plugins.logging.endpoint }}