Fix whitespace style issues in vmodified chapters

src/lifetime-elision.md

@@ -99,7 +99,7 @@ _default object lifetime bound_. These were defined in [RFC 599] and amended in
 
 r[lifetime-elision.trait-object.explicit-bound]
 These default object lifetime bounds are used instead of the lifetime parameter
-elision rules defined above when the lifetime bound is omitted entirely. 
+elision rules defined above when the lifetime bound is omitted entirely.
 
 r[lifetime-elision.trait-object.explicit-placeholder]
 If `'_` is used as the lifetime bound then the bound follows the usual elision

src/names.md

@@ -131,7 +131,6 @@ r[name.implicit.root]
 Additionally, the crate root module does not have a name, but can be referred
 to with certain [path qualifiers] or aliases.
 
-
 [*Name resolution*]: names/name-resolution.md
 [*namespaces*]: names/namespaces.md
 [*paths*]: paths.md

src/paths.md

@@ -240,7 +240,6 @@ r[path.qualifier.mod-self.restriction]
 r[path.qualifier.self-pat]
 In a method body, a path which consists of a single `self` segment resolves to the method's self parameter.
 
-
 ```rust
 fn foo() {}
 fn bar() {