fix ci to run after hardening

.github/workflows/user_project_ci.yml

diff --git a/.github/workflows/user_project_ci.yml b/.github/workflows/user_project_ci.yml
index d4202f9..750359a 100644
--- a/.github/workflows/user_project_ci.yml
+++ b/.github/workflows/user_project_ci.yml
@@ -113,7 +113,9 @@
         uses: docker/setup-buildx-action@v1
 
       - name: Export PDK ROOT
-        run: echo "PDK_ROOT=/home/runner/work/pdk" >> $GITHUB_ENV
+        run: |
+        echo "PDK_ROOT=/home/runner/work/pdk" >> $GITHUB_ENV
+        echo "PDKPATH=/home/runner/work/pdk/sky130A" >> $GITHUB_ENV
 
       - name: Export PDK
         run: echo "PDK=sky130A" >> $GITHUB_ENV
@@ -192,7 +194,9 @@
         uses: docker/setup-buildx-action@v1
 
       - name: Export PDK ROOT
-        run: echo "PDK_ROOT=/home/runner/work/pdk" >> $GITHUB_ENV
+        run: |
+        echo "PDK_ROOT=/home/runner/work/pdk" >> $GITHUB_ENV
+        echo "PDKPATH=/home/runner/work/pdk/sky130B" >> $GITHUB_ENV
 
       - name: Export PDK
         run: echo "PDK=sky130B" >> $GITHUB_ENV
@@ -230,7 +234,6 @@
           export PRECHECK_ROOT=$INPUT_DIRECTORY/mpw_precheck
           export OUTPUT_DIRECTORY=$INPUT_DIRECTORY/mpw_precheck_result
           export OUTPUT=$OUTPUT_DIRECTORY/logs/precheck.log
-          export PDKPATH=$PDK_ROOT/sky130B
 
           git clone --depth=1 -b mpw-7d https://github.com/efabless/mpw_precheck.git