[gitlab][after_build] Be more explicit about what is being removed

gitlab/after_build.sh

@@ -4,14 +4,14 @@ source $(dirname ${0})/functions.sh
 
 # delete the bob packages from the cache otherwise the cache keeps increasing
 # over and over. See https://gitlab.idiap.ch/bob/bob.admin/issues/65
-rm -rf ${CONDA_ROOT}/pkgs/batl*.tar.bz2
-rm -rf ${CONDA_ROOT}/pkgs/beat*.tar.bz2
-rm -rf ${CONDA_ROOT}/pkgs/bob*.tar.bz2
-rm -rf ${CONDA_ROOT}/pkgs/gridtk*.tar.bz2
+run_cmd rm -rf ${CONDA_ROOT}/pkgs/batl*.tar.bz2
+run_cmd rm -rf ${CONDA_ROOT}/pkgs/beat*.tar.bz2
+run_cmd rm -rf ${CONDA_ROOT}/pkgs/bob*.tar.bz2
+run_cmd rm -rf ${CONDA_ROOT}/pkgs/gridtk*.tar.bz2
 
 # run git clean to clean everything that is not needed. This helps to keep the
 # disk usage on CI machines to minimum.
-git clean -ffdx \
+run_cmd git clean -ffdx \
     --exclude="miniconda.sh" \
     --exclude="miniconda/pkgs/*.tar.bz2" \
     --exclude="miniconda/pkgs/urls.txt" \
@@ -19,4 +19,4 @@ git clean -ffdx \
     --exclude="miniconda/conda-bld/osx-64/*.tar.bz2" \
     --exclude="_ci" \
     --exclude="dist/*.zip" \
-    --exclude="sphinx" > /dev/null
+    --exclude="sphinx"