network.dpdk: Make dpdk kmod persistent

Signed-off-by: Alexandru Avadanii <Alexandru.Avadanii@enea.com>
diff --git a/linux/network/dpdk.sls b/linux/network/dpdk.sls
index 573ce8c..4b73f7f 100644
--- a/linux/network/dpdk.sls
+++ b/linux/network/dpdk.sls
@@ -9,6 +9,7 @@
 linux_dpdk_kernel_module:
   kmod.present:
   - name: {{ network.dpdk.driver }}
+  - persist: true
   - require:
     - pkg: linux_dpdk_pkgs
   - require_in: