[traps] fix typo

Author: vendethiel

lib/Language/traps.pod

@@ -100,7 +100,7 @@ C<BUILDALL> mechanism instead:
 
 (Note that C<BUILDALL> is a method, not a submethod. That's because by
 default, there is only one such method per class hierarchy, whereas C<BUILD>
-is expclitly called per class. Which also explains why you need the C<nexsame>
+is explicitly called per class. Which also explains why you need the C<nexsame>
 inside C<BUIDLALL>, but not inside C<BUILD>).
 
 =head1 Regexes