Correct regex in C<$/> example

Thanks to FROGGS++ for helping to correct the regex.

Author: paultcochrane

lib/Language/variables.pod

@@ -569,7 +569,7 @@ can be used.
 C<$/> can have named attributes if the L<Regex|regex> had named capture-groups
 in it, or if the Regex called out to another Regex.
 
-    'I.... see?' ~~ / \w+ <punctuation=-[\w\s]> \s* $<final-word> = [ \w+ . ] /
+    'I.... see?' ~~ / \w+ $<punctuation>=[ <-[\w\s]>+ ] \s* $<final-word> = [ \w+ . ] /;
     say $/<punctuation>; # ｢....｣
     say $/<final-word>;  # ｢see?｣