fix: handle empty enclosure string for PHP 8.4 str_getcsv compatibility

Author: Copilot

lib/Interpreter/Functions/Util/Csv_To_Table.php

@@ -31,6 +31,9 @@ public function run(array $input = [], string $separator = ',', string $enclosur
 			return [];
 		}
 
+		// PHP 8.4+ requires enclosure to be exactly one character; use null byte to disable quoting when empty string is given
+		$enclosure = $enclosure !== '' ? $enclosure : "\0";
+
 		$csvTable = [];
 		while ($line = fgets($fileStream)) {
 			$csvTable[] = $this->reindex(str_getcsv($line, $separator, $enclosure));