test/centroidal-derivatives: fix warning

19 jobs for master in 80 minutes and 8 seconds (queued for 1 second)
Status Job ID Name Coverage
  Test
passed #20472
doc-coverage

00:46:30

95.0%
passed #20455
robotpkg-pinocchio-14.04-debug

00:41:18

passed #20454
robotpkg-pinocchio-14.04-release

00:29:05

passed #20457
robotpkg-pinocchio-16.04-debug

00:48:37

passed #20456
robotpkg-pinocchio-16.04-release

00:19:54

passed #20459
robotpkg-pinocchio-18.04-debug

00:52:15

passed #20458
robotpkg-pinocchio-18.04-release

00:25:13

passed #20462
robotpkg-py-pinocchio-14.04-debug

00:58:56

passed #20460
robotpkg-py-pinocchio-14.04-release

00:44:03

passed #20466
robotpkg-py-pinocchio-16.04-debug

00:40:46

passed #20464
robotpkg-py-pinocchio-16.04-release

00:28:10

passed #20470
robotpkg-py-pinocchio-18.04-debug

01:20:04

passed #20469
robotpkg-py-pinocchio-18.04-release

00:34:15

passed #20463
allowed to fail
robotpkg-py-pinocchio-py3-14.04-debug

00:55:47

passed #20461
allowed to fail
robotpkg-py-pinocchio-py3-14.04-release

00:26:55

passed #20467
allowed to fail
robotpkg-py-pinocchio-py3-16.04-debug

01:03:38

passed #20465
allowed to fail
robotpkg-py-pinocchio-py3-16.04-release

00:46:38

passed #20471
allowed to fail
robotpkg-py-pinocchio-py3-18.04-debug

01:14:29

passed #20468
allowed to fail
robotpkg-py-pinocchio-py3-18.04-release

01:00:42