Remove todo

Sh3Rm4n · Sh3Rm4n · commit f0c14b2adec7 · 2020-04-17T21:27:25.000+02:00
diff --git a/src/rcc.rs b/src/rcc.rs
@@ -609,8 +609,6 @@ pub struct Clocks {
     pclk1: Hertz,
     pclk2: Hertz,
     ppre1: u8,
-    // TODO remove `allow`
-    #[allow(dead_code)]
     ppre2: u8,
     sysclk: Hertz,
     usbclk_valid: bool,
