staging: rtl8188eu: Remove function rtw_BT_efuse_map_read()

rtl8188eu is not a wifi/bluetooth combo device, so remove bluetooth
related code.

Signed-off-by: navin patidar <navin.patidar@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --cc drivers/staging/rtl8188eu/core/rtw_efuse.c
Simple merge

diff --cc drivers/staging/rtl8188eu/include/rtw_efuse.h
Simple merge

diff --cc drivers/staging/rtl8188eu/os_dep/ioctl_linux.c
Simple merge