CI: Switch to tools-only from sandbox_spl for tooling tests

When running tools for various tests use the tools-only build rather
than sandbox_spl.  We used sandbox_spl here for historical reasons that
are no longer true.

Signed-off-by: Tom Rini <trini@konsulko.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
diff --git a/.azure-pipelines.yml b/.azure-pipelines.yml
index 31850ae..61d4bf8 100644
--- a/.azure-pipelines.yml
+++ b/.azure-pipelines.yml
@@ -163,10 +163,10 @@
           . /tmp/venv/bin/activate
           pip install -r test/py/requirements.txt
           pip install -r tools/buildman/requirements.txt
-          export UBOOT_TRAVIS_BUILD_DIR=/tmp/sandbox_spl
+          export UBOOT_TRAVIS_BUILD_DIR=/tmp/tools-only
           export PYTHONPATH=${UBOOT_TRAVIS_BUILD_DIR}/scripts/dtc/pylibfdt
           export PATH=${UBOOT_TRAVIS_BUILD_DIR}/scripts/dtc:${PATH}
-          ./tools/buildman/buildman -T0 -o ${UBOOT_TRAVIS_BUILD_DIR} -w --board sandbox_spl
+          ./tools/buildman/buildman -T0 -o ${UBOOT_TRAVIS_BUILD_DIR} -w --board tools-only
           set -ex
           ./tools/binman/binman --toolpath ${UBOOT_TRAVIS_BUILD_DIR}/tools test
           ./tools/buildman/buildman -t
@@ -215,8 +215,8 @@
           export PATH=${PATH}:~/.local/bin
           echo "[MASTER]" >> .pylintrc
           echo "load-plugins=pylint.extensions.docparams" >> .pylintrc
-          export UBOOT_TRAVIS_BUILD_DIR=/tmp/sandbox_spl
-          ./tools/buildman/buildman -T0 -o ${UBOOT_TRAVIS_BUILD_DIR} -w --board sandbox_spl
+          export UBOOT_TRAVIS_BUILD_DIR=/tmp/tools-only
+          ./tools/buildman/buildman -T0 -o ${UBOOT_TRAVIS_BUILD_DIR} -w --board tools-only
           set -ex
           pylint --version
           export PYTHONPATH=${UBOOT_TRAVIS_BUILD_DIR}/scripts/dtc/pylibfdt