minor #32215 [HttpFoundation] Throw exception when the "session" extension is not loaded (vudaltsov)

This PR was squashed before being merged into the 3.4 branch (closes #32215).

Discussion
----------

[HttpFoundation] Throw exception when the "session" extension is not loaded

| Q             | A
| ------------- | ---
| Branch?       | 3.4
| Bug fix?      | no
| New feature?  | no
| BC breaks?    | no
| Deprecations? | no
| Tests pass?   | yes
| Fixed tickets | #31305
| License       | MIT

Should I target `3.4` or `master` instead? This change does not alter behavior, but makes the failure more clear.

Commits
-------

b0c663071b [HttpFoundation] Throw exception when the \"session\" extension is not loaded

Author: nicolas-grekas

Session/Storage/NativeSessionStorage.php

@@ -100,6 +100,10 @@ class NativeSessionStorage implements SessionStorageInterface
      */
     public function __construct(array $options = [], $handler = null, MetadataBag $metaBag = null)
     {
+        if (!\extension_loaded('session')) {
+            throw new \LogicException('PHP extension "session" is required.');
+        }
+
         $options += [
             'cache_limiter' => '',
             'cache_expire' => 0,

Session/Storage/PhpBridgeSessionStorage.php

@@ -24,6 +24,10 @@ class PhpBridgeSessionStorage extends NativeSessionStorage
      */
     public function __construct($handler = null, MetadataBag $metaBag = null)
     {
+        if (!\extension_loaded('session')) {
+            throw new \LogicException('PHP extension "session" is required.');
+        }
+
         $this->setMetadataBag($metaBag);
         $this->setSaveHandler($handler);
     }