[php-src] Issue #8253: pg_insert fails if one of the values has been passed by reference

Issue: https://github.com/php/php-src/issues/8253 Author: dansmill ### Description In a test postgresql database create a table like such: ``` create table foo ( bar text ); ``` The following code: ```php <?php function fee(&$a){} $a = ["bar"=>"testing"]; $db = pg_connect('dbname=test host=localhost'); pg_insert($db, 'foo', $a); //No error $res = pg_query($db, "select * from foo"); var_dump(pg_fetch_all($res)); // Output is a single tuple with the field foo is "testing" fee($a["bar"]); pg_insert($db, 'foo', $a); //Error: pg_insert(): Expects NULL, string, long or double value for PostgreSQL 'text' (bar) ``` I can reproduce on 7.1 and 8.0 There is no error on 5.6. ### PHP Version PHP 8.0.3 ### Operating System Rocky Linux release 8.4