drivers : spi: clean up usage of "select USE_STM32_LL_spi"

clean up usage of select USE_STM32_LL_spi from Kconfig.stm32
this modifications due to the include unconditionally of
stm32xxxx_ll_spi.h in the HAL.
Signed-off-by: Khaoula Bidani <khaoula.bidani-ext@st.com>
1 file changed