Merge branch '6.3' into 6.4

* 6.3:
  fix merge
  [VarDumper] Test intl formatter broken since dumper does not replace the nnbsp character by standard space
  [WebProfilerBundle] Fix intercept external redirects
  [Webhook] Added missing XML attribute in config XSD
  [String] Skip a test when an issue is detected in PCRE2
  [ExpressionLanguage] Fix null coalescing propagation
  [Mailer] Stop using the (local) AWS shared configuration in the PHPUnit tests.
  detect colors on not windows
  fix xterm detection
  refactor: hyper check
  Missing translations for Slovak (sk) #51954
  Remove redundant PHPdoc line
  properly handle SYMFONY_DOTENV_VARS being the empty string
  Avoid incompatibility with symfony/console 7
  bug #45057 [Messenger] Avoid reconnecting active Redis connections.
  [HttpKernel] Catch `TypeError` if the wrong type is used in `BackedEnumValueResolver`
  [Serializer] fix regression where nullable int cannot be serialized
  do not overwrite an application's default serialization context

Author: xabbuh

Tests/Caster/IntlCasterTest.php

@@ -234,7 +234,7 @@ public function testCastDateFormatter()
         $var = new \IntlDateFormatter('en', \IntlDateFormatter::TRADITIONAL, \IntlDateFormatter::TRADITIONAL);
 
         $expectedLocale = $var->getLocale();
-        $expectedPattern = $var->getPattern();
+        $expectedPattern = $this->normalizeNarrowNoBreakSpaceCharacter($var->getPattern());
         $expectedCalendar = $var->getCalendar();
         $expectedTimeZoneId = $var->getTimeZoneId();
         $expectedTimeType = $var->getTimeType();
@@ -294,4 +294,9 @@ public function testCastDateFormatter()
 EOTXT;
         $this->assertDumpEquals($expected, $var);
     }
+
+    private function normalizeNarrowNoBreakSpaceCharacter(string $input): string
+    {
+        return str_replace("\u{202F}", '\\u{202F}', $input);
+    }
 }