schema: fix FileMode type

Signed-off-by: Iceber Gu <wei.cai-nat@daocloud.io>

Author: Iceber

schema/defs-linux.json

@@ -143,10 +143,10 @@
             "$ref": "defs.json#/definitions/int64"
         },
         "FileMode": {
-            "description": "File permissions mode (typically an octal value)",
+            "description": "File mode (typically an octal value)",
             "type": "integer",
             "minimum": 0,
-            "maximum": 512
+            "maximum": 4096
         },
         "FileType": {
             "description": "Type of a block or special character device",

specs-go/config.go

@@ -386,7 +386,7 @@ type LinuxDevice struct {
 	Major int64 `json:"major"`
 	// Minor is the device's minor number.
 	Minor int64 `json:"minor"`
-	// FileMode permission bits for the device.
+	// File mode bits for the device.
 	FileMode *os.FileMode `json:"fileMode,omitempty"`
 	// UID of the device.
 	UID *uint32 `json:"uid,omitempty"`