docs(tem): remove subject length requirement from email create description

Author: jremy42

cmd/scw/testdata/test-all-usage-tem-email-create-usage.golden

@@ -1,6 +1,6 @@
 🎲🎲🎲 EXIT CODE: 0 🎲🎲🎲
 🟥🟥🟥 STDERR️️ 🟥🟥🟥️
-You must specify the `region`, the sender and the recipient's information and the `project_id` to send an email from a checked domain. The subject of the email must contain at least 6 characters.
+You must specify the `region`, the sender and the recipient's information and the `project_id` to send an email from a checked domain.
 
 USAGE:
   scw tem email create [arg=value ...]

docs/commands/tem.md

@@ -286,7 +286,7 @@ scw tem email cancel <email-id ...> [arg=value ...]
 
 ### Send an email
 
-You must specify the `region`, the sender and the recipient's information and the `project_id` to send an email from a checked domain. The subject of the email must contain at least 6 characters.
+You must specify the `region`, the sender and the recipient's information and the `project_id` to send an email from a checked domain.
 
 **Usage:**
 

internal/namespaces/tem/v1alpha1/tem_cli.go

@@ -128,7 +128,7 @@ func temProjectConsumption() *core.Command {
 func temEmailCreate() *core.Command {
 	return &core.Command{
 		Short:     `Send an email`,
-		Long:      `You must specify the ` + "`" + `region` + "`" + `, the sender and the recipient's information and the ` + "`" + `project_id` + "`" + ` to send an email from a checked domain. The subject of the email must contain at least 6 characters.`,
+		Long:      `You must specify the ` + "`" + `region` + "`" + `, the sender and the recipient's information and the ` + "`" + `project_id` + "`" + ` to send an email from a checked domain.`,
 		Namespace: "tem",
 		Resource:  "email",
 		Verb:      "create",