fixup! testsuite: add job-list database tests

Author: chu11

t/t2262-job-list-db.t

@@ -359,6 +359,10 @@ test_expect_success 'flux job list-ids jobs (all purge)' '
         done
 '
 
+test_expect_success 'flux job db stats works' '
+        ${RPC} job-list.db-stats 0 < /dev/null
+'
+
 test_expect_success 'reload the job-list module with alternate config' '
         statedir=`flux getattr statedir` &&
         cat >job-list.toml <<EOF &&