Merge branch '5.4' into 6.0

* 5.4:
  [VarExporter] fix tests on Windows
  [GHA] Fix psalm job
  Fix CS
  [PropertyInfo] strip only leading `\` when unknown docType
  [RateLimiter] Fix rate serialization for long intervals (monthly and yearly)
  ignoring exception from sem_get in SemaphoreStore Lock component, preventing of error: identifier removed
  [Console] Fix compact table style to avoid outputting a leading space
  fix: stringify from address for ses+api transport
  [Mailer] Use recipients in sendmail transport
  [Serializer] Fix nested deserialization_path computation when there is no metadata for the attribute
  [Asset] Update the error message when assets are not built

Author: nicolas-grekas

Store/SemaphoreStore.php

@@ -63,12 +63,12 @@ private function lock(Key $key, bool $blocking)
         }
 
         $keyId = unpack('i', md5($key, true))[1];
-        $resource = sem_get($keyId);
-        $acquired = @sem_acquire($resource, !$blocking);
+        $resource = @sem_get($keyId);
+        $acquired = $resource && @sem_acquire($resource, !$blocking);
 
         while ($blocking && !$acquired) {
-            $resource = sem_get($keyId);
-            $acquired = @sem_acquire($resource);
+            $resource = @sem_get($keyId);
+            $acquired = $resource && @sem_acquire($resource);
         }
 
         if (!$acquired) {