L2SS-287: Make shellcheck happy

.gitlab-ci.yml

@@ -47,7 +47,6 @@ unit_test:
   before_script:
     - sudo apt-get update
     - sudo apt-get install -y git
-    - pip3 install -r tangostationcontrol/test-requirements.txt
     - pip3 install -r docker-compose/itango/lofar-requirements.txt
   script:
     - cd tangostationcontrol

bin/start-ds.sh

@@ -23,7 +23,8 @@ else
   # Install the package, exit 1 if it fails
   cd tangostationcontrol || exit 1
   python3 setup.py bdist_wheel || exit 1
-  sudo pip install dist/$(ls -Art dist/ | tail -n 1)
+  # shellcheck disable=SC2012
+  sudo pip install dist/"$(ls -Art dist/ | tail -n 1)"
 fi
 
-/usr/local/bin/wait-for-it.sh ${TANGO_HOST} --timeout=30 --strict -- $@
+/usr/local/bin/wait-for-it.sh "$TANGO_HOST" --timeout=30 --strict -- "$@"