Replace '*' by '..' in the doc of pattern matching

doc/rust.md

@@ -2865,7 +2865,7 @@ match_pat : pat [ ".." pat ] ? [ "if" expr ] ;
 A `match` expression branches on a *pattern*. The exact form of matching that
 occurs depends on the pattern. Patterns consist of some combination of
 literals, destructured enum constructors, structures, records and tuples, variable binding
-specifications, wildcards (`*`), and placeholders (`_`). A `match` expression has a *head
+specifications, wildcards (`..`), and placeholders (`_`). A `match` expression has a *head
 expression*, which is the value to compare to the patterns. The type of the
 patterns must equal the type of the head expression.
 
@@ -2887,7 +2887,7 @@ match x {
 
 The first pattern matches lists constructed by applying `Cons` to any head value, and a
 tail value of `~Nil`. The second pattern matches _any_ list constructed with `Cons`,
-ignoring the values of its arguments. The difference between `_` and `*` is that the pattern
+ignoring the values of its arguments. The difference between `_` and `..` is that the pattern
 `C(_)` is only type-correct if `C` has exactly one argument, while the pattern `C(..)` is
 type-correct for any enum variant `C`, regardless of how many arguments `C` has.