staging: rtl8192e: Remove entry .interrupt_re.. from struct rtl819x_ops

Remove entry .interrupt_recognized and replace it with function name
rtl92e_ack_irq. This increases readability of the code.

Signed-off-by: Philipp Hortmann <philipp.g.hortmann@gmail.com>
Link: https://lore.kernel.org/r/a972ff8963b426f20651810b5161c8759ffa2d05.1677010997.git.philipp.g.hortmann@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>