PHPStan level 9 for ./p/ and lib_rss.php (#5049)

And app/FreshRSS.php
Contributes to https://github.com/FreshRSS/FreshRSS/issues/4112

1 files changed, 1 insertions, 1 deletions

diff --git a/p/f.php b/p/f.php
index d856256aa..7837407e2 100644
--- a/p/f.php
+++ b/p/f.php
@@ -4,7 +4,7 @@ require(LIB_PATH . '/lib_rss.php');	//Includes class autoloader
 require(LIB_PATH . '/favicons.php');
 require(LIB_PATH . '/http-conditional.php');
 
-function show_default_favicon($cacheSeconds = 3600) {
+function show_default_favicon(int $cacheSeconds = 3600): void {
 	$default_mtime = @filemtime(DEFAULT_FAVICON);
 	if (!httpConditional($default_mtime, $cacheSeconds, 2)) {
 		header('Content-Type: image/x-icon');