Add MAXAGE support to CLIENT KILL

[rueian]

Ref: redis/go-redis#2920

Suggested change:

Add a MAXAGE block to the end of:

rueidis/hack/cmds/commands.json

Lines 663 to 715 in 236216b

	"CLIENT KILL": {
	"summary": "Kill the connection of a client",
	"complexity": "O(N) where N is the number of client connections",
	"arguments": [
	{
	"name": "ip:port",
	"type": "string",
	"optional": true
	},
	{
	"command": "ID",
	"name": "client-id",
	"type": "integer",
	"optional": true
	},
	{
	"command": "TYPE",
	"type": "enum",
	"enum": [
	"NORMAL",
	"MASTER",
	"REPLICA",
	"PUBSUB"
	],
	"optional": true
	},
	{
	"command": "USER",
	"name": "username",
	"type": "string",
	"optional": true
	},
	{
	"command": "ADDR",
	"name": "ip:port",
	"type": "string",
	"optional": true
	},
	{
	"command": "LADDR",
	"name": "ip:port",
	"type": "string",
	"optional": true
	},
	{
	"command": "SKIPME",
	"type": "enum",
	"enum": [
	"YES",
	"NO"
	],
	"optional": true
	}

and then run go generate

---

The NOVALUES block should look like:

      {
        "name": "MAXAGE",
        "type": "integer",
        "token": "MAXAGE",
        "optional": true
      }