better fix for multiple env vars in test executor

Author: andre-merzky

tests/plugins1/_batch_test/test/test.mustache

@@ -43,7 +43,7 @@ done
 export PSIJ_NODEFILE
 
 {{#job.spec.inherit_environment}}env \{{/job.spec.inherit_environment}}{{^job.spec.inherit_environment}}env --ignore-environment \{{/job.spec.inherit_environment}}{{#env}}
-{{name}}="{{value}}" \
-{{/env}}{{#psij.launch_command}}{{.}} {{/psij.launch_command}}
+{{name}}="{{value}}" \{{/env}}
+{{#psij.launch_command}}{{.}} {{/psij.launch_command}}
 
-echo "$?" > "{{psij.script_dir}}/$PSIJ_BATCH_TEST_JOB_ID.ec"
+echo "$?" > "{{psij.script_dir}}/$PSIJ_BATCH_TEST_JOB_ID.ec"