From: Pekka Helenius <pekka.helenius@fjordtek.com>
Subject: Fix hard-coded value

--- a/plugins/hypervisors/kvm/src/main/java/com/cloud/hypervisor/kvm/resource/LibvirtComputingResource.java	2022-01-22 19:34:51.577142694 +0200
+++ b/plugins/hypervisors/kvm/src/main/java/com/cloud/hypervisor/kvm/resource/LibvirtComputingResource.java	2022-01-22 19:37:51.473675363 +0200
@@ -908,7 +908,7 @@
             throw new ConfigurationException("Unable to find the ovstunnel.py");
         }
 
-        _routerProxyPath = Script.findScript("scripts/network/domr/", "router_proxy.sh");
+        _routerProxyPath = Script.findScript(domrScriptsDir, "router_proxy.sh");
         if (_routerProxyPath == null) {
             throw new ConfigurationException("Unable to find the router_proxy.sh");
         }