Allow for customizing postgres init container resources

roles/installer/defaults/main.yml

@@ -216,6 +216,7 @@ postgres_tolerations: ''
 postgres_storage_requirements:
   requests:
     storage: 8Gi
+postgres_init_container_resource_requirements: {}
 postgres_resource_requirements: {}
 postgres_data_path: '/var/lib/postgresql/data/pgdata'
 

roles/installer/templates/postgres.yaml.j2

@@ -40,13 +40,7 @@ spec:
       initContainers:
         - name: database-check
           image: '{{ _init_container_image }}'
-          resources:
-            requests:
-              memory: "64Mi"
-              cpu: "250m"
-            limits:
-              memory: "256Mi"
-              cpu: "1000m"
+          resources: {{ postgres_init_container_resource_requirements }}
           imagePullPolicy: '{{ image_pull_policy }}'
           command:
             - /bin/sh