更新 'defaults'

defaults

@@ -1,5 +1,5 @@
 {   
     "battenberg_docker":"registry.cn-shanghai.aliyuncs.com/shaolab2023_docker/battenberg:4.0",
     "battenberg_cluster":"OnDemand bcs.es.r.6xlarge img-ubuntu-vpc",
-    "disk_size":"200"
+    "disk_size":"300"
 }