[perl #130528] missing interpolation in postcircumfix error message

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# New Ticket Created by  Wenzel Peppmeyer 
# Please include the string:  [perl #130528]
# in the subject line of all future correspondence about this issue. 
# <URL: https://rt.perl.org/Ticket/Display.html?id=130528 >


sub postcircumfix:«> <»($a){}; loop (my $i=0;$i>10;$i++) {};

# OUTPUT«===SORRY!=== Error while compiling <tmp>␤Unable to parse expression in 
postcircumfix:sym«> <»; couldn't find final $stopper ␤at <tmp>:1␤------> 
rcumfix:«> <»($a){}; loop (my $i=0;$i>10⏏;$i++) {};␤    expecting any of:␤      
  s…»

# `final $stopper` should say `<`