fix: TypeError in number_to_amount()

TypeError: str_replace(): Argument #3 ($subject) must be of type array|string, int given

Author: kenjis

system/Helpers/number_helper.php

@@ -82,8 +82,9 @@ function number_to_amount($num, int $precision = 0, ?string $locale = null)
         // Strip any formatting & ensure numeric input
         try {
             // @phpstan-ignore-next-line
-            $num = 0 + str_replace(',', '', $num);
+            $num = 0 + str_replace(',', '', (string) $num);
         } catch (ErrorException) {
+            // Catch "Warning:  A non-numeric value encountered"
             return false;
         }