travis/gitlab/azure: Enable test_handoff

Ensure that this SPL test runs on gitlab.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Tom Rini <trini@konsulko.com>
diff --git a/.travis.yml b/.travis.yml
index 39053c6..ba005f7 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -503,7 +503,7 @@
     - name: "test/py sandbox_spl"
       env:
         - TEST_PY_BD="sandbox_spl"
-          TEST_PY_TEST_SPEC="test_ofplatdata"
+          TEST_PY_TEST_SPEC="test_ofplatdata or test_handoff"
           TOOLCHAIN="i386"
           TEST_PY_TOOLS="yes"
     - name: "test/py sandbox_flattree"