Change default values for volume sizes

charts/sapl/v0.2.0/values.yaml

@@ -44,7 +44,7 @@ persistence:
   enabled: true
   #storageClass: ""
   accessMode: ReadWriteOnce
-  size: 500Mi
+  size: 2Gi
 
 sapl:
   adminPassword: altereme
@@ -84,7 +84,7 @@ postgresql:
     port: 5432
   persistence:
     enabled: true
-    size: 10Gi
+    size: 1Gi
   postgresqlPassword: altereme
   postgresqlUsername: sapl
   postgresqlDatabase: sapl