upstart: Update test expection for double-forking daemons

The behavior here was changed in CL:3097231 to continue tracing the
main process until the expected number of forks has happened,
regardless of any exec calls.

BUG=b:232122437
TEST=FEATURES=test emerge-eve upstart

Change-Id: Ie112ac308db186fa0af059807dbaaae8a6dd8b3d
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/third_party/upstart/+/3646929
Reviewed-by: Allen Webb <allenwebb@google.com>
Tested-by: Fergus Dall <sidereal@google.com>
Commit-Queue: Fergus Dall <sidereal@google.com>
1 file changed