ci: try GitHub arm runners

Signed-off-by: Adrian Reber <areber@redhat.com>

.github/workflows/actuated-aarch64-test.yaml

@@ -11,32 +11,37 @@ jobs:
   build:
     # Actuated runners are not available in all repositories.
     if: ${{ github.repository == 'checkpoint-restore/criu' }}
-    # The memory size and the number of CPUs can be freely selected.
-    # 3GB and 4 CPUs seems to be enough according to the result from 'vmmeter'.
-    runs-on: actuated-arm64-4cpu-3gb
+    # The memory size and the number of CPUs can be freely selected for
+    # the actuated runners. 3GB and 4 CPUs seems to be enough according to the
+    # result from 'vmmeter'.
+    runs-on: ${{ matrix.os }}
     strategy:
       matrix:
+        os: [actuated-arm64-4cpu-3gb, ubuntu-24.04-arm]
         target: [GCC=1, CLANG=1]
 
     steps:
     # https://gist.github.com/alexellis/1f33e581c75e11e161fe613c46180771#file-metering-gha-md
     # vmmeter start
     - name: Prepare arkade
+      if: ${{ matrix.os == 'actuated-arm64-4cpu-3gb' }}
       uses: alexellis/arkade-get@master
       with:
         crane: latest
         print-summary: false
 
     - name: Install vmmeter
+      if: ${{ matrix.os == 'actuated-arm64-4cpu-3gb' }}
       run: |
         crane export --platform linux/arm64 ghcr.io/openfaasltd/vmmeter:latest | sudo tar -xvf - -C /usr/local/bin
 
     - name: Run vmmeter
+      if: ${{ matrix.os == 'actuated-arm64-4cpu-3gb' }}
       uses: self-actuated/vmmeter-action@master
     # vmmeter end
 
     - uses: actions/checkout@v4
-    - name: Run Tests ${{ matrix.target }}
+    - name: Run Tests ${{ matrix.target }}/${{ matrix.os }}
       # Following tests are failing on the actuated VMs:
       #  ./change_mnt_context --pidfile=change_mnt_context.pid --outfile=change_mnt_context.out
       #   45: ERR: change_mnt_context.c:23: mount (errno = 22 (Invalid argument))