testing/octave: fix typo

7 jobs for !9495 with octave in 34 minutes and 59 seconds (queued for 1 second)
detached
Status Job ID Name Coverage
  Lint
passed #151233
x86_64 docker-alpine
lint

00:00:25

 
  Build
passed #151238
aarch64 ci-build docker-alpine
build-aarch64

00:34:06

passed #151239
armv7 ci-build docker-alpine
build-armv7

00:00:31

passed #151237
ppc64le ci-build docker-alpine
build-ppc64le

00:00:47

passed #151236
s390x ci-build docker-alpine
build-s390x

00:20:23

passed #151235
x86 ci-build docker-alpine
build-x86

00:00:23

passed #151234
x86_64 ci-build docker-alpine
build-x86_64

00:12:43