Fix GH-17216: Trampoline crash on error

The error handling is incomplete on argument cleanup.
1. The fci is not cleared which means that zend_free_trampoline() is
never called.

Fix GH-17216: Trampoline crash on error

The error handling is incomplete on argument cleanup.
1. The fci is not cleared which means that zend_free_trampoline() is
never called.
2. The cleaning for extra named arguments was missing, resulting in
memory leak.

Closes GH-17219.

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