add mistakenly removed checkout of testcases repo

Author: jacobmerson

.github/workflows/self-hosted.yml

@@ -59,6 +59,7 @@ jobs:
           source $workDir/envGcc13.sh
           bdir=${workDir}/build-pcms
 
+          git clone https://github.com/jacobmerson/pcms_testcases.git ${workDir}/pcms_testcases
           # PCMS dependencies are built with https://github.com/LACES-LAB/software-dependencies/blob/main/build-deps-rhel9.sh
           # Built artifacts are located in the $DEPENDENCY_DIR
           DEPENDENCY_DIR=/users/mersoj2/laces-software/build/