minor #35473 [Cache] Don't allow mysqli to be used as it doesn't work (duncan3dc)

This PR was merged into the 4.3 branch.

Discussion
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[Cache] Don't allow mysqli to be used as it doesn't work

| Q             | A
| ------------- | ---
| Branch?       | 4.3
| Bug fix?      | yes
| New feature?  | no
| Deprecations? | no
| Tickets       |
| License       | MIT
| Doc PR        |

As discussed in #35375 Mysqli doesn't support named parameters, so if you pass a doctrine connection using `mysqli` then you get errors for any queries using named parameters.
This PR ensures a clear error is provided and suggests to use `pdo_mysql` instead

Commits
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a7864489b0 Mysqli doesn't support the named parameters used by PdoAdapter

src/Symfony/Component/Cache/Traits/PdoTrait.php

@@ -395,6 +395,7 @@ trait PdoTrait
             } else {
                 switch ($this->driver = $this->conn->getDriver()->getName()) {
                     case 'mysqli':
+                        throw new \LogicException(sprintf('The adapter "%s" does not support the mysqli driver, use pdo_mysql instead.', \get_class($this)));
                     case 'pdo_mysql':
                     case 'drizzle_pdo_mysql':
                         $this->driver = 'mysql';