Merge branch 'main' into jhale-patch-1

Author: jhale

.github/workflows/tests.yml

@@ -17,7 +17,7 @@ jobs:
     container: ghcr.io/fenics/dolfinx/dolfinx:nightly
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
 
       - name: Install FEniCSx-Shells
         run: |