[t] Fixed a test broken in r28004, as tools/build/pmc2c.pl and friends generate more CONST_STRING.
[t] Fixed a test broken in r28004, as tools/build/pmc2c.pl and friends generate
more CONST_STRING.

git-svn-id: 6e74a02f85675cec270f5d931b0f6998666294a3@28005 d31e2699-5ff4-0310-a27c-f18f2fbe73fe

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