bug #34336 Fix some \Throwable support remaining issues (fancyweb)

This PR was merged into the 4.4 branch.

Discussion
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Fix some \Throwable support remaining issues

| Q             | A
| ------------- | ---
| Branch?       | 4.4
| Bug fix?      | yes
| New feature?  | -
| Deprecations? | -
| Tickets       | -
| License       | MIT
| Doc PR        | -

Replaces https://github.com/symfony/symfony/pull/34335 and restore https://github.com/symfony/symfony/pull/34309/files#diff-234309116eb79dcc9603b3a49669e499L73.

Commits
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47bd32e1 Fix some \Throwable support remaining issues