Merge pull request #202 from David-OConnor/i2cfix

Replaced I2C with H7 implementation to fix a problem with repeating starts

Author: korken89

src/flash.rs

@@ -93,7 +93,6 @@ macro_rules! generate_register {
         #[doc = " register"]
         pub struct $a;
 
-
         impl $a {
             #[allow(unused)]
             pub(crate) fn $b(&mut self) -> &flash::$a {