Fix Openlane directory so it doesn't overlap the one in caravel_user_project

.github/workflows/microwatt_tapeout_ci.yml

diff --git a/.github/workflows/microwatt_tapeout_ci.yml b/.github/workflows/microwatt_tapeout_ci.yml
index c6b38f2..31d1edc 100644
--- a/.github/workflows/microwatt_tapeout_ci.yml
+++ b/.github/workflows/microwatt_tapeout_ci.yml
@@ -22,7 +22,7 @@
           #OPENLANE_ROOT: /home/runner/work/caravel_user_project/openlane
           PDK_ROOT: ${{ github.workspace }}/pdk
           PDKPATH: ${{ github.workspace }}/pdk/sky130B
-          OPENLANE_ROOT: ${{ github.workspace }}/openlane
+          OPENLANE_ROOT: ${{ github.workspace }}/Openlane
           INPUT_DIRECTORY: ${{ github.workspace }}
           PRECHECK_ROOT: ${{ github.workspace }}/mpw_precheck
           OUTPUT_DIRECTORY: ${{ github.workspace }}/mpw_precheck_result