server: remove username required condition for listVmsForImport (apache#9124)

* server: remove username required condition for listVmsForImport

Fixes apache#8414

Signed-off-by: Abhishek Kumar <[email protected]>

* fix

Signed-off-by: Abhishek Kumar <[email protected]>

* revert

Signed-off-by: Abhishek Kumar <[email protected]>

---------

Signed-off-by: Abhishek Kumar <[email protected]>

Author: shwstppr

server/src/main/java/org/apache/cloudstack/vm/UnmanagedVMsManagerImpl.java

@@ -2446,11 +2446,7 @@ public ListResponse<UnmanagedInstanceResponse> listVmsForImport(ListVmsForImport
             throw new InvalidParameterValueException("Please specify a valid zone.");
         }
         final String hypervisorType = cmd.getHypervisor();
-        if (Hypervisor.HypervisorType.KVM.toString().equalsIgnoreCase(hypervisorType)) {
-            if (StringUtils.isBlank(cmd.getUsername())) {
-                throw new InvalidParameterValueException("Username need to be provided.");
-            }
-        } else {
+        if (!Hypervisor.HypervisorType.KVM.toString().equalsIgnoreCase(hypervisorType)) {
             throw new InvalidParameterValueException(String.format("VM Import is currently not supported for hypervisor: %s", hypervisorType));
         }