test: be a little bit more verbose when installing service binaries

test/test-functions

@@ -659,6 +659,7 @@ install_execs() {
          # some {rc,halt}.local scripts and programs are okay to not exist, the rest should
          # also, plymouth is pulled in by rescue.service, but even there the exit code
          # is ignored; as it's not present on some distros, don't fail if it doesn't exist
+         dinfo "Attempting to install $i"
          inst $i || [ "${i%.local}" != "$i" ] || [ "${i%systemd-update-done}" != "$i" ] || [ "/bin/plymouth" == "$i" ]
      done
     )