Remove extraneous trailing whitespace

src/types/function-item.md

@@ -4,7 +4,7 @@ r[type.fn-item]
 
 r[type.fn-item.intro]
 When referred to, a function item, or the constructor of a tuple-like struct or
-enum variant, yields a zero-sized value of its _function item type_. 
+enum variant, yields a zero-sized value of its _function item type_\1
 
 r[type.fn-item.unique]
 That type explicitly identifies the function - its name, its type arguments, and its

src/types/impl-trait.md

@@ -122,7 +122,7 @@ r[type.impl-trait.generic-capture.auto.intro]
 Return-position `impl Trait` abstract types automatically capture certain of the in-scope generic parameters.  Everywhere, these automatically capture all in-scope type and const generic parameters.
 
 r[type.impl-trait.generic-capture.auto.trait]
-On items of trait impls and trait definitions, these types additionally automatically capture all in-scope generic lifetime parameters, including higher-ranked ones. 
+On items of trait impls and trait definitions, these types additionally automatically capture all in-scope generic lifetime parameters, including higher-ranked ones\1
 
 r[type.impl-trait.generic-capture.auto.fn]
 On free functions and on associated functions and methods of inherent impls, only the generic lifetime parameters that appear in the bounds of abstract return type are captured.
@@ -143,7 +143,7 @@ fn capture<'a, 'b, T>(x: &'a (), y: T) -> impl Sized + use<'a, T> {
 ```
 
 r[type.impl-trait.generic-capture.precise.constraint-single]
-Currently, only one `use<..>` bound may be present in a bounds list, such bounds are not allowed in the signature of items of a trait definition, all in-scope type and const generic parameters must be included, and all lifetime parameters that appear in other bounds of the abstract type must be included. 
+Currently, only one `use<..>` bound may be present in a bounds list, such bounds are not allowed in the signature of items of a trait definition, all in-scope type and const generic parameters must be included, and all lifetime parameters that appear in other bounds of the abstract type must be included\1
 
 r[type.impl-trait.generic-capture.precise.constraint-lifetime]
 Within the `use<..>` bound, any lifetime parameters present must appear before all type and const generic parameters, and the elided lifetime (`'_`) may be present if it is otherwise allowed to appear within the `impl Trait` return type.

src/types/textual.md

@@ -11,7 +11,7 @@ not a surrogate), represented as a 32-bit unsigned word in the 0x0000 to 0xD7FF
 or 0xE000 to 0x10FFFF range.
 
 r[type.text.char-precondition]
-It is immediate [undefined behavior] to create a 
+It is immediate [undefined behavior] to create \1
 `char` that falls outside this range. A `[char]` is effectively a UCS-4 / UTF-32
 string of length 1.