[perl #124513] Failing tests for combination of unary hyper '>>' with constant string subscripts

[Christian Bartolomaeus via RT]

This works now. Fixed with commit 
https://github.com/rakudo/rakudo/commit/be02b7c955

The test in S03-metaops/hyper.t was unfudged with commit 
https://github.com/perl6/roast/commit/124aef3530

I'm closing this ticket as 'resolved'.