staging: rtl8192e: Remove empty Array Rtl8192PciEPHY_REGArray

Remove empty array Rtl8192PciEPHY_REGArray and the code where it is used
because it is dead code.

Signed-off-by: Philipp Hortmann <philipp.g.hortmann@gmail.com>
Link: https://lore.kernel.org/r/511bd239bf033dca3efcc64a640d5343c98fa897.1677955334.git.philipp.g.hortmann@gmail.com


Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>