removed ssh_key_file variable. It has been declared into file named 'ssh_key_file_ref.tf' added also to .gitignore

.gitignore

@@ -37,3 +37,8 @@ terraform.rc
 
 # output plans
 *-plan.zip
+
+
+# Ignore ssh_key_file_ref
+**/ssh_key_file_ref.tf
+

openstack-tf/modules/common_variables/variables.tf

@@ -61,14 +61,6 @@ variable "networks_with_d4s_services" {
   }
 }
 
-variable "ssh_key_file" {
-  type = map(string)
-  default = {
-    file = "~/.ssh/privateKeySsh"
-    name = "francescomangiacrapa"
-  }
-}
-
 variable "ubuntu_1804" {
   type = map(string)