Merge branch '5.2' into 5.x

* 5.2:
  skip intl dependent tests if the extension is missing
  make DateCaster tests timezone-agnostic
  error if the input string couldn't be parsed as a date
  IntegerType: Always use en for IntegerToLocalizedStringTransformer Fixes #40456
  Uses the correct assignment action for console options depending if they are short or long
  [HttpKernel] ConfigDataCollector to return known data without the need of a Kernel
  [HttpClient] fix using stream_copy_to_stream() with responses cast to php streams
  FIx Trying to clone an uncloneable object of class

Author: xabbuh

Tests/Store/StoreFactoryTest.php

@@ -43,7 +43,7 @@ public function testCreateStore($connection, string $expectedStoreClass)
     public function validConnections()
     {
         if (class_exists(\Redis::class)) {
-            yield [$this->createMock(\Redis::class), RedisStore::class];
+            yield [new \Redis(), RedisStore::class];
         }
         if (class_exists(RedisProxy::class)) {
             yield [$this->createMock(RedisProxy::class), RedisStore::class];