Stop redirecting stderr with proc_open

Error outputs were piped to a temporary buffer that wasn’t read by
anyone, making debugging hard because errors were completely silenced.
By not explicitly redirecting stderr on proc_open, the subprocess
inherits its parent stderr.
Signed-off-by: Lukas Fleischer <lfleischer@archlinux.org>

web/lib/acctfuncs.inc.php

@@ -1347,7 +1347,6 @@ function notify($params) {
 	$descspec = array(
 		0 => array('pipe', 'r'),
 		1 => array('pipe', 'w'),
-		2 => array('pipe', 'w')
 	);
 
 	$p = proc_open($cmd, $descspec, $pipes);
@@ -1358,7 +1357,6 @@ function notify($params) {
 
 	fclose($pipes[0]);
 	fclose($pipes[1]);
-	fclose($pipes[2]);
 
 	return proc_close($p);
 }

web/lib/pkgbasefuncs.inc.php

@@ -96,7 +96,6 @@ function render_comment($id) {
 	$descspec = array(
 		0 => array('pipe', 'r'),
 		1 => array('pipe', 'w'),
-		2 => array('pipe', 'w')
 	);
 
 	$p = proc_open($cmd, $descspec, $pipes);
@@ -107,7 +106,6 @@ function render_comment($id) {
 
 	fclose($pipes[0]);
 	fclose($pipes[1]);
-	fclose($pipes[2]);
 
 	return proc_close($p);
 }