Rename an obnoxiously long test file that messes up an 80-wide term

diff --git a/t/600_todo_tests/006_moose_nonmoose_nonmoose_chain_metatrait_init_order.t b/t/600_todo_tests/006_moose_nonmoose_metatrait_init_order.t
similarity index 100%
rename from t/600_todo_tests/006_moose_nonmoose_nonmoose_chain_metatrait_init_order.t
rename to t/600_todo_tests/006_moose_nonmoose_metatrait_init_order.t