use absolute path

Author: Sichao25

.github/workflows/self-hosted.yml

@@ -185,7 +185,7 @@ jobs:
 
           # pcms
           bdir=${workDir}/build-pcms
-          cmake -S pcms_${{ github.event.id }} -B $bdir \
+          cmake -S ${{github.workspace}}/pcms_${{ github.event.id }} -B $bdir \
             -DCMAKE_BUILD_TYPE=Debug \
             -DCMAKE_C_COMPILER=mpicc \
             -DCMAKE_CXX_COMPILER=mpicxx \