Fix typo

Author: lizmat

S02-bits.pod

@@ -777,7 +777,7 @@ return values are allowed, e.g. C<use native 'int';> and such.
 (The optimizer is also allowed to substitute such variants when it
 can determine that the final destination would store natively in
 any case, or that the variant could not possibly malfunction given
-the arguments.)  [Conjecture: we could allow an 'N' metoperator to
+the arguments.)  [Conjecture: we could allow an 'N' metaoperator to
 select the native variant on a case by case basis.]
 
 Numeric values in untyped variables use C<Int> and C<Num> semantics