cleanup: update scpSyntaxRe regexp (#2444)

cmd/kratos/internal/base/vcs_url.go

@@ -8,7 +8,7 @@ import (
 )
 
 var (
-	scpSyntaxRe = regexp.MustCompile(`^([a-zA-Z0-9_]+)@([a-zA-Z0-9._-]+):(.*)$`)
+	scpSyntaxRe = regexp.MustCompile(`^(\w+)@([\w.-]+):(.*)$`)
 	scheme      = []string{"git", "https", "http", "git+ssh", "ssh", "file", "ftp", "ftps"}
 )