slaprunner: stop-on-error plone.recipe.command

If this command fail, instanciation should not succeed.

software/slaprunner/buildout.hash.cfg

@@ -18,7 +18,7 @@ md5sum = 8b78e32b877d591400746ec7fd68ed4c
 
 [template-runner]
 filename = instance-runner.cfg
-md5sum = 87545b1f9f3865c8cb1347edeb340678
+md5sum = e13150f71bf68ad0f3e1af320511ba90
 
 [template-runner-import-script]
 filename = template/runner-import.sh.jinja2

software/slaprunner/instance-runner.cfg

@@ -338,6 +338,7 @@ key = $${slap-parameter:user-authorized-key}
 
 [runner-sshkeys-publickey-fingerprint-cmd]
 recipe = plone.recipe.command
+stop-on-error = true
 command = bash -o pipefail -c "$${runner-sshkeys-authority:keygen-binary} -lf $${runner-sshkeys-sshd:public-key} | cut  -f 2 -d\ | sed 's/+/%2B/g' | sed 's/\//%2F/g' | sed 's/SHA256://'"
 
 [runner-sshkeys-publickey-fingerprint-shelloutput]