feat: remove useless code

README.md

@@ -14,7 +14,6 @@ We support the following SMS providers, welcome to contribute.
 - [Azure ACS](https://azure.microsoft.com/en-us/products/communication-services)
 - [GCCPAY](https://gccpay.com/)
 - [Infobip](https://www.infobip.com/)
-- [SendCloud](https://www.sendcloud.net/)
 - [SUBMAIL](https://en.mysubmail.com/)
 - [SmsBao](https://www.smsbao.com/)
 - [Alibaba Cloud](https://www.aliyun.com/product/sms)

basic.go

@@ -23,7 +23,6 @@ const (
 	Msg91        = "Msg91 SMS"
 	GCCPAY       = "GCCPAY SMS"
 	Infobip      = "Infobip SMS"
-	SendCloud    = "SendCloud SMS"
 	SUBMAIL      = "SUBMAIL SMS"
 	SmsBao       = "SmsBao SMS"
 	Aliyun       = "Aliyun SMS"
@@ -57,8 +56,6 @@ func NewSmsClient(provider string, accessId string, accessKey string, sign strin
 		return GetGCCPAYClient(accessId, accessKey, template)
 	case Infobip:
 		return GetInfobipClient(accessId, accessKey, template, other)
-	case SendCloud:
-		return GetSendCloudClient(accessId, accessKey, template)
 	case SUBMAIL:
 		return GetSubmailClient(accessId, accessKey, template)
 	case SmsBao: