update CI

Author: jeanbez

.github/workflows/perlmutter-no-cache.yaml

@@ -48,10 +48,6 @@ jobs:
     environment: NERSC
     timeout-minutes: 2880
     steps:
-    - uses: actions/[email protected]
-      with:
-        fetch-depth: 20
-        lfs: true
     - uses: actions/[email protected]
     - run: |
         export LD_LIBRARY_PATH="$MERCURY_DIR/lib:$LD_LIBRARY_PATH"
@@ -69,10 +65,6 @@ jobs:
     environment: NERSC
     timeout-minutes: 2880
     steps:
-    - uses: actions/[email protected]
-      with:
-        fetch-depth: 20
-        lfs: true
     - uses: actions/[email protected]
     - run: |
         export LD_LIBRARY_PATH="$MERCURY_DIR/lib:$LD_LIBRARY_PATH"