minor symfony#52666 [Cache] name exception being caught as it is accessed in the catch block (xabbuh)

This PR was merged into the 6.3 branch.

Discussion
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[Cache] name exception being caught as it is accessed in the catch block

| Q             | A
| ------------- | ---
| Branch?       | 6.3
| Bug fix?      | yes
| New feature?  | no
| Deprecations? | no
| Issues        |
| License       | MIT

Commits
-------

75781d0 name exception being caught as it is accessed in the catch block

Author: xabbuh

src/Symfony/Component/Cache/Adapter/PdoAdapter.php

@@ -285,7 +285,7 @@ protected function doSave(array $values, int $lifetime): array|bool
         $lifetime = $lifetime ?: null;
         try {
             $stmt = $conn->prepare($sql);
-        } catch (\PDOException) {
+        } catch (\PDOException $e) {
             if ($this->isTableMissing($e) && (!$conn->inTransaction() || \in_array($this->driver, ['pgsql', 'sqlite', 'sqlsrv'], true))) {
                 $this->createTable();
             }
@@ -320,7 +320,7 @@ protected function doSave(array $values, int $lifetime): array|bool
         foreach ($values as $id => $data) {
             try {
                 $stmt->execute();
-            } catch (\PDOException) {
+            } catch (\PDOException $e) {
                 if ($this->isTableMissing($e) && (!$conn->inTransaction() || \in_array($this->driver, ['pgsql', 'sqlite', 'sqlsrv'], true))) {
                     $this->createTable();
                 }