Remove modulesLoadingOrder from CI build-sign module spec

We currently try to load 2 kmods in dra ci even though we do not need to, this commit loads the main
kmod only.


Upstream-Commit: 01f137c54ff8a47a2a33d3c93f912dd0405b3ed3

Author: TomerNewman

ci/e2e-dra/module-kmm-ci-dra.yaml

@@ -8,7 +8,6 @@ spec:
     container:
       modprobe:
         moduleName: kmm_ci_a
-        modulesLoadingOrder: [kmm_ci_a, kmm_ci_b]
       kernelMappings:
         - regexp: '^.+$'
           containerImage: image-registry.openshift-image-registry.svc:5000/$MOD_NAMESPACE/$MOD_NAME:$KERNEL_FULL_VERSION