Use up to date container in DOLFINx integration tests, and update OMP…

…I environment variables for openmpi v5

.github/workflows/dolfin-tests.yml → .github/workflows/dolfinx-tests.yml

@@ -25,17 +25,12 @@ jobs:
   build:
     name: Run DOLFINx tests
     runs-on: ubuntu-latest
-    container: fenicsproject/test-env:nightly-openmpi
+    container: ghcr.io/fenics/test-env:current-openmpi
 
     env:
       PETSC_ARCH: linux-gnu-complex-32
       OMPI_ALLOW_RUN_AS_ROOT: 1
       OMPI_ALLOW_RUN_AS_ROOT_CONFIRM: 1
-      OMPI_MCA_rmaps_base_oversubscribe: 1
-      OMPI_MCA_plm: isolated
-      OMPI_MCA_btl_vader_single_copy_mechanism: none
-      OMPI_MCA_mpi_yield_when_idle: 1
-      OMPI_MCA_hwloc_base_binding_policy: none
 
     steps:
       - uses: actions/checkout@v3