`memory` is an int64 (long)

Signed-off-by: Nicolas De Loof <nicolas.deloof@gmail.com>

api/swagger.yaml

@@ -332,6 +332,7 @@ definitions:
       Memory:
         description: "Memory limit in bytes."
         type: "integer"
+        format: "int64"
         default: 0
       # Applicable to UNIX platforms
       CgroupParent: