Fix lalinference.bayestar.postprocess.find_ellipse doctests

Fixes #11.
9 jobs for find_ellipse_doctests in 53 minutes and 3 seconds (queued for 1 second)
Status Job ID Name Coverage
  Nightly
passed #23821
macos
nightly:macos

00:36:33

passed #23818
nightly:mpi:jessie

00:32:42

passed #23819
nightly:openmp:jessie

00:32:44

passed #23820
nightly:python3:stretch

00:25:21

failed #23817
allowed to fail
nightly:top-level:buster

00:20:15

passed #23813
nightly:top-level:el7

00:34:51

passed #23814
nightly:top-level:stretch

00:37:42

passed #23815
nightly:top-level:trusty

00:28:01

passed #23816
nightly:top-level:xenial

00:28:21

 
Name Stage Failure
failed
nightly:top-level:buster Nightly There is an unknown failure, please try again
Makefile:403: recipe for target 'check-recursive' failed
make[2]: Leaving directory '/builds/leo-singer/lalsuite/lalsuite-6.48.1/_build/sub'
make[2]: *** [check-recursive] Error 1
make[1]: *** [check] Error 2
Makefile:677: recipe for target 'check' failed
make[1]: Leaving directory '/builds/leo-singer/lalsuite/lalsuite-6.48.1/_build/sub'
Makefile:594: recipe for target 'distcheck' failed
make: *** [distcheck] Error 1
ERROR: Job failed: exit code 1