Staging: rtl8192e: rtllib_tx: removed unnecessary blank line before a close brace

Removed a blank line before a closing brace as it is not necessary
as per the Linux coding-style regulations. The issue was flagged by
the checkpatch script.

Signed-off-by: Aaron Lawrence <t4rmin@zohomail.com>
Tested-by: Philipp Hortmann <philipp.g.hortmann@gmail.com>
Link: https://lore.kernel.org/r/234a3e8d21080ae2a1f75127a5c1a0ed131db924.1666612946.git.t4rmin@zohomail.com


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