Added test to cover try/finally with return statements.
Added test to cover try/finally with return statements.

kayhayen/Nuitka,kayhayen/Nuitka,kayhayen/Nuitka,tempbottle/Nuitka,wfxiang08/Nuitka,tempbottle/Nuitka,kayhayen/Nuitka,tempbottle/Nuitka,wfxiang08/Nuitka,wfxiang08/Nuitka,tempbottle/Nuitka,wfxiang08/Nuitka