dlv_test: fix test on macOS for new Makefile
dlv_test: fix test on macOS for new Makefile

dlsniper/delve,dlsniper/delve,go-delve/delve,aarzilli/delve,go-delve/delve,dr2chase/delve,aarzilli/delve,derekparker/delve,dr2chase/delve,aarzilli/delve,go-delve/delve,go-delve/delve,aarzilli/delve,alexbrainman/delve,dlsniper/delve,derekparker/delve,alexbrainman/delve,go-delve/delve,alexbrainman/delve,dr2chase/delve,derekparker/delve