stm32cube: update cleanup stm32f7 version V1.16.1

stm32f7 has already been updated to version v1.16.1
thanks to sha1:2219f386
Remove unexpected difference in stm32f7xx_hal_sd.c
Remove obsolete zephyr HAL specific patches:
(it was already removed from README in the sha above)
*Extend public SetFlashLatency API to all families
 ST Bug tracker ID: 76122

*Fix LL_EXTI_LINE_18 and LL_EXTI_LINE_20 declarations
 ST Bug tracker ID: 55274

Signed-off-by: Alexandre Bourdiol <alexandre.bourdiol@st.com>