fix ci

Author: CarloLucibello

.github/workflows/test_GNNLux.yml

@@ -37,7 +37,7 @@ jobs:
           # dev mono repo versions
           pkg"registry up"
           Pkg.update()
-          pkg"dev ./GNNGraphs /GNNlib ./GNNLux"
+          pkg"dev ./GNNGraphs ./GNNlib ./GNNLux"
           Pkg.test("GNNLux"; coverage=true)
       - uses: julia-actions/julia-processcoverage@v1
         with: