Switch to latest docker and docker dind in CI

This change prevents errors when downloading ubuntu repos on
amd64 architectures. The `stable` images were last pushed
2 years ago.

Signed-off-by: Evan Lezar <elezar@nvidia.com>

.common-ci.yml

@@ -12,9 +12,9 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 default:
-  image: docker:stable
+  image: docker
   services:
-    - name: docker:stable-dind
+    - name: docker:dind
       command: ["--experimental"]
 
 variables: