[PMC] Removed an unnecessary temporary PMC and the comcomitant delegation from OrderedHash PMC's get_pmc_keyed_str(); the resulting optimization speeds up Rakudo startup by 2.631%.
[PMC] Removed an unnecessary temporary PMC and the comcomitant delegation from
OrderedHash PMC's get_pmc_keyed_str(); the resulting optimization speeds up
Rakudo startup by 2.631%.

git-svn-id: 6e74a02f85675cec270f5d931b0f6998666294a3@45234 d31e2699-5ff4-0310-a27c-f18f2fbe73fe

ashgti/parrot,ashgti/parrot,ashgti/parrot,ashgti/parrot,ashgti/parrot,ashgti/parrot,ashgti/parrot