Merge branch '4.4' into 5.1

* 4.4:
  CS fix
  [travis] use PHP 8.0 to patch return types and run deps=low
  Update sl_SI translations
  Don't trigger deprecation for deprecated aliases pointing to deprecated definitions
  [HttpFoundation] use atomic writes in MockFileSessionStorage
  [DI] fix param annotation
  [Config] Add \Symfony\Component\Config\Loader::load() return type
  Simplify PHP CS Fixer config
  Rename normalize param

Author: nicolas-grekas

DataCollector/DumpDataCollector.php

@@ -189,7 +189,7 @@ public function getDumpsCount(): int
 
     public function getDumps($format, $maxDepthLimit = -1, $maxItemsPerDepth = -1): array
     {
-        $data = fopen('php://memory', 'r+b');
+        $data = fopen('php://memory', 'r+');
 
         if ('html' === $format) {
             $dumper = new HtmlDumper($data, $this->charset);

HttpCache/Store.php

@@ -69,7 +69,7 @@ public function lock(Request $request)
             if (!file_exists(\dirname($path)) && false === @mkdir(\dirname($path), 0777, true) && !is_dir(\dirname($path))) {
                 return $path;
             }
-            $h = fopen($path, 'cb');
+            $h = fopen($path, 'c');
             if (!flock($h, \LOCK_EX | \LOCK_NB)) {
                 fclose($h);
 
@@ -114,7 +114,7 @@ public function isLocked(Request $request)
             return false;
         }
 
-        $h = fopen($path, 'rb');
+        $h = fopen($path, 'r');
         flock($h, \LOCK_EX | \LOCK_NB, $wouldBlock);
         flock($h, \LOCK_UN); // release the lock we just acquired
         fclose($h);
@@ -377,7 +377,7 @@ private function save(string $key, string $data, bool $overwrite = true): bool
             }
 
             $tmpFile = tempnam(\dirname($path), basename($path));
-            if (false === $fp = @fopen($tmpFile, 'wb')) {
+            if (false === $fp = @fopen($tmpFile, 'w')) {
                 @unlink($tmpFile);
 
                 return false;

composer.json

@@ -42,7 +42,7 @@
         "symfony/translation": "^4.4|^5.0",
         "symfony/translation-contracts": "^1.1|^2",
         "psr/cache": "~1.0",
-        "twig/twig": "^2.4|^3.0"
+        "twig/twig": "^2.13|^3.0.4"
     },
     "provide": {
         "psr/log-implementation": "1.0"
@@ -61,7 +61,7 @@
         "symfony/translation": "<5.0",
         "symfony/twig-bridge": "<5.0",
         "symfony/validator": "<5.0",
-        "twig/twig": "<2.4"
+        "twig/twig": "<2.13"
     },
     "suggest": {
         "symfony/browser-kit": "",