[temp.variadic] Fix typo "evalutes"

Author: jwilk

source/templates.tex

@@ -1908,7 +1908,7 @@
 Within the instantiation of \tcode{all},
 the returned expression expands to
 \tcode{((true \&\& true) \&\& true) \&\& false},
-which evalutes to \tcode{false}.
+which evaluates to \tcode{false}.
 \exitexample
 If $N$ is zero for a unary fold-expression,
 the value of the expression is shown in Table~\ref{tab:fold.empty};