[MM-37755] Idiomatic naming (SMTP, TLS, TCP, XML, CSS, HTML, HTTP) (#18103)

model/utils.go

@@ -488,7 +488,7 @@ func ClearMentionTags(post string) string {
 	return post
 }
 
-func IsValidHttpUrl(rawUrl string) bool {
+func IsValidHTTPUrl(rawUrl string) bool {
 	if strings.Index(rawUrl, "http://") != 0 && strings.Index(rawUrl, "https://") != 0 {
 		return false
 	}