Azure/GitLab/Travis: Add SPL unit tests

Run SPL unit tests in all test environments.

Signed-off-by: Simon Glass <sjg@chromium.org>

.azure-pipelines.yml

@@ -182,7 +182,7 @@ jobs:
           OVERRIDE: "-O clang-10"
         sandbox_spl:
           TEST_PY_BD: "sandbox_spl"
-          TEST_PY_TEST_SPEC: "test_ofplatdata or test_handoff"
+          TEST_PY_TEST_SPEC: "test_ofplatdata or test_handoff or test_spl"
         sandbox_flattree:
           TEST_PY_BD: "sandbox_flattree"
         evb_ast2500:

.gitlab-ci.yml

@@ -198,7 +198,7 @@ sandbox_spl test.py:
   tags: [ 'all' ]
   variables:
     TEST_PY_BD: "sandbox_spl"
-    TEST_PY_TEST_SPEC: "test_ofplatdata or test_handoff"
+    TEST_PY_TEST_SPEC: "test_ofplatdata or test_handoff or test_spl"
   <<: *buildman_and_testpy_dfn
 
 evb-ast2500 test.py:

.travis.yml

@@ -512,7 +512,7 @@ matrix:
     - name: "test/py sandbox_spl"
       env:
         - TEST_PY_BD="sandbox_spl"
-          TEST_PY_TEST_SPEC="test_ofplatdata or test_handoff"
+          TEST_PY_TEST_SPEC="test_ofplatdata or test_handoff or test_spl"
           TOOLCHAIN="i386"
           TEST_PY_TOOLS="yes"
     - name: "test/py sandbox_flattree"