Clean up trailing whitespace and where-clauses

serde/src/de/impls.rs

@@ -1834,7 +1834,8 @@ where
     T: Deserialize<'de>
 {
     fn deserialize<D>(deserializer: D) -> Result<Wrapping<T>, D::Error>
-        where D: Deserializer<'de>
+    where
+        D: Deserializer<'de>,
     {
         Deserialize::deserialize(deserializer).map(Wrapping)
     }

serde/src/ser/impls.rs

@@ -668,7 +668,10 @@ impl Serialize for OsString {
 ////////////////////////////////////////////////////////////////////////////////
 
 #[cfg(feature = "std")]
-impl<T: Serialize> Serialize for Wrapping<T> {
+impl<T> Serialize for Wrapping<T>
+where
+    T: Serialize,
+{
     #[inline]
     fn serialize<S>(&self, serializer: S) -> Result<S::Ok, S::Error>
     where