Updated GitHub workflow to uncompress the Art gds file so it can be used in building the user project.
diff --git a/.github/workflows/user_project_ci.yml b/.github/workflows/user_project_ci.yml
index 72e5714..2720694 100644
--- a/.github/workflows/user_project_ci.yml
+++ b/.github/workflows/user_project_ci.yml
@@ -143,6 +143,8 @@
 
       - name: Harden using Openlane
         run: |
+          [ -f gds/Art.gds.gz ] && gzip -d gds/Art.gds.gz
+          [ -f gds/Art_Empty.gds.gz ] && gzip -d gds/Art_Empty.gds.gz
           make CaravelHost
           make ExperiarCore
           make Flash