fix(module): adding default values for virtualMachine variables

modules/virtualMachine/variables.tf

@@ -43,16 +43,19 @@ variable "network_interfaces" {
 variable "cpu" {
   description = "VM CPU"
   type = string
+  default = "0.2"
 }
 
 variable "vcpu" {
   description = "VM vCPU"
   type = string
+  default = "2"
 }
 
 variable "ram" {
   description = "VM RAM"
   type = string
+  default = "512"
 }
 
 variable "depends" {