remove old code

Author: newpavlov

src/windows_uwp.rs

@@ -51,10 +51,6 @@ pub fn getrandom_inner(dest: &mut [u8]) -> Result<(), Error> {
             }
             _ => (),
         }
-        if let Some(code) = NonZeroU32::new(ret as u32) {
-            error!("BCryptGenRandom: failed with {}", ret);
-            return Err(Error::from(code));
-        }
     }
     Ok(())
 }