tools/ci.sh: Add umqtt.simple mock test to package tests CI.

Signed-off-by: Pablo Ventura <pablogventura@gmail.com>

Author: pablogventura

tools/ci.sh

@@ -57,6 +57,7 @@ function ci_package_tests_run {
     export MICROPYPATH
     for test in \
         micropython/drivers/storage/sdcard/sdtest.py \
+        micropython/umqtt.simple/test_umqtt_simple.py \
         micropython/xmltok/test_xmltok.py \
         python-ecosys/requests/test_requests.py \
         python-stdlib/argparse/test_argparse.py \