Fix the kwargs passed in as dict to listVirtualMachines
Fix the kwargs passed in as dict to listVirtualMachines

listVirtualMachines queried using tags needs the tags (key,value) to be
passed as a dictionary.

Signed-off-by: Prasanna Santhanam <82219615980488abd2acc1a3d71cfb58f0b2b8b6@apache.org>

mufaddalq/cloudstack-datera-driver,mufaddalq/cloudstack-datera-driver,mufaddalq/cloudstack-datera-driver,mufaddalq/cloudstack-datera-driver,mufaddalq/cloudstack-datera-driver,mufaddalq/cloudstack-datera-driver