Fix upload step of release script.
Fix upload step of release script.

modulexcite/capnproto,martindale/capnproto,johnkdoe/capnproto,kamalmarhubi/capnproto,Fraser999/capnproto,nagyistoce/capnproto,mologie/capnproto,mrdomino/capnproto,khklau/capnproto,mologie/capnproto,MarPiRK/capnproto,geofft/capnproto,martindale/capnproto,hntrmrrs/capnproto,jparyani/capnproto,nagyistoce/capnproto,khklau/capnproto,MarPiRK/capnproto,ocdtrekkie/capnproto,joliss/capnproto,pjulien/capnproto,MarPiRK/capnproto,kamalmarhubi/capnproto,Fraser999/capnproto,kamalmarhubi/capnproto,maurer/capnproto,bryce-gibson/capnproto,jparyani/capnproto,bryce-gibson/capnproto,vladon/capnproto,pjulien/capnproto,rcrowder/capnproto,zarvox/capnproto,johnkdoe/capnproto,mologie/capnproto,modulexcite/capnproto,ligzy/capnproto,maurer/capnproto,vladon/capnproto,joliss/capnproto,johnkdoe/capnproto,mrdomino/capnproto,a-richardson/capnproto,martindale/capnproto,mrdomino/capnproto,joliss/capnproto,zarvox/capnproto,ocdtrekkie/capnproto,khklau/capnproto,maurer/capnproto,a-richardson/capnproto,ligzy/capnproto,a-richardson/capnproto,rcrowder/capnproto,hntrmrrs/capnproto,geofft/capnproto,bryce-gibson/capnproto,bsn069/capnproto,pjulien/capnproto,vladon/capnproto,rcrowder/capnproto,ocdtrekkie/capnproto,hntrmrrs/capnproto,ligzy/capnproto,bsn069/capnproto,nagyistoce/capnproto,geofft/capnproto,zarvox/capnproto,bsn069/capnproto,modulexcite/capnproto,jparyani/capnproto,Fraser999/capnproto