documentation fix

`continue` expression's description mentioned `break` instead of `continue`

Signed-off-by: benaryorg <binary@benary.org>

Author: benaryorg

src/doc/reference.md

@@ -3036,7 +3036,7 @@ the case of a `while` loop, the head is the conditional expression controlling
 the loop. In the case of a `for` loop, the head is the call-expression
 controlling the loop. If the label is present, then `continue 'foo` returns
 control to the head of the loop with label `'foo`, which need not be the
-innermost label enclosing the `break` expression, but must enclose it.
+innermost label enclosing the `continue` expression, but must enclose it.
 
 A `continue` expression is only permitted in the body of a loop.