Merge pull request #4454 from ESMCI/fix_container_directories

Fixes creating directory for input data

Fixes issue when /storage/inputdata doesn't exist and the cached
test files cannot be populated, causing the testing workflow to fail.

Test suite: n/a
Test baseline: n/a
Test namelist changes: n/a
Test status: n/a

Fixes n/a
User interface changes?: n/a
Update gh-pages html (Y/N)?: n/a

docker/entrypoint.sh

@@ -106,6 +106,8 @@ function init_e3sm() {
 
     update_cime "${install_path}/cime"
 
+    mkdir -p /storage/inputdata
+
     rsync -vr /cache/ /storage/inputdata/
 
     cd "${install_path}/cime"