dts: arm: stm32f7 vref calibration address fixed

 This PR set the correct value for the stm32F7 devices.
And change vrefint-cal-addr to <0x1FF07A2A> for stm32F722-F723
soc serie.

Signed-off-by: Francois Ramu <francois.ramu@st.com>
2 files changed