Fix a typo in root-key-sentinel test

10 jobs for typo-in-rks-test in 8 minutes and 12 seconds (queued for 1 second)
Status Job ID Name Coverage
  Precheck
passed #13306
amd64 docker linux
precheck:debian:sid:amd64

00:00:10

 
  Build
passed #13307
amd64 docker linux
build:clang:debian:sid:amd64

00:02:42

passed #13309
i386 docker linux
build:clang:debian:sid:i386

00:03:02

passed #13308
amd64 docker linux
build:debian:sid:amd64

00:01:32

passed #13310
i386 docker linux
build:debian:sid:i386

00:01:37

 
  Test
passed #13314
amd64 docker linux
systemtest:debian:sid:amd64

00:04:36

passed #13315
i386 docker linux
systemtest:debian:sid:i386

00:04:58

passed #13312
amd64 docker linux
unittest:clang:debian:sid:amd64

00:02:48

passed #13311
amd64 docker linux
unittest:debian:sid:amd64

00:01:41

passed #13313
i386 docker linux
unittest:debian:sid:i386

00:02:50