Merge branch '5.4' into 6.2

* 5.4:
  [Serializer] Fix CsvEncoder decode on empty data
  [Tests] Migrate data providers to static ones
  stop using assertObjectHasAttribute()/assertObjectHasNotAttribute()
  [Dotenv] Fix phpdoc Dotenv
  [Config] Fix phpdoc nullable
  Fix some typos

Dotenv.php

@@ -72,8 +72,8 @@ public function usePutenv(bool $usePutenv = true): static
     /**
      * Loads one or several .env files.
      *
-     * @param string   $path          A file to load
-     * @param string[] ...$extraPaths A list of additional files to load
+     * @param string $path          A file to load
+     * @param string ...$extraPaths A list of additional files to load
      *
      * @throws FormatException when a file has a syntax error
      * @throws PathException   when a file does not exist or is not readable
@@ -158,8 +158,8 @@ public function bootEnv(string $path, string $defaultEnv = 'dev', array $testEnv
     /**
      * Loads one or several .env files and enables override existing vars.
      *
-     * @param string   $path          A file to load
-     * @param string[] ...$extraPaths A list of additional files to load
+     * @param string $path          A file to load
+     * @param string ...$extraPaths A list of additional files to load
      *
      * @throws FormatException when a file has a syntax error
      * @throws PathException   when a file does not exist or is not readable