fix: sonarcloud security issue

Make sure that using this pseudorandom number generator is safe here.

Author: yajra

src/Html/HtmlBuilder.php

@@ -364,6 +364,7 @@ public function email(string $email): string
      *
      * @param  string  $value
      * @return string
+     * @throws \Exception
      */
     public function obfuscate(string $value): string
     {
@@ -377,7 +378,7 @@ public function obfuscate(string $value): string
             // To properly obfuscate the value, we will randomly convert each letter to
             // its entity or hexadecimal representation, keeping a bot from sniffing
             // the randomly obfuscated letters out of the string on the responses.
-            switch (rand(1, 3)) {
+            switch (random_int(1, 3)) {
                 case 1:
                     $safe .= '&#'.ord($letter).';';
                     break;