Auto merge of #28864 - aarzee:master, r=steveklabnik

Remove leading newlines in files and replace lines containing only whitespace with blank lines

src/doc/nomicon/ownership.md

@@ -64,4 +64,3 @@ does in fact live as long as we needed. However it was *changed* while we had
 a reference into it. This is why Rust requires any references to freeze the
 referent and its owners.
 
-

src/doc/trpl/ownership.md

@@ -236,13 +236,3 @@ complicated.
 Luckily, Rust offers a feature, borrowing, which helps us solve this problem.
 It’s the topic of the next section!
 
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src/doc/trpl/references-and-borrowing.md

@@ -363,7 +363,7 @@ note: reference must be valid for the block suffix following statement 0 at
     let y: &i32;
     let x = 5;
     y = &x;
-    
+
     println!("{}", y);
 }
 
@@ -371,7 +371,7 @@ note: ...but borrowed value is only valid for the block suffix following
 statement 1 at 3:14
     let x = 5;
     y = &x;
-    
+
     println!("{}", y);
 }
 ```