terraform: Fix formatting in hcloud_instance module

terraform/modules/hcloud_instance/main.tf

 resource "hcloud_server" "server" {
-  count       = var.instance_count
-  name        = "${format("${var.name}%02d", count.index + 1)}.${var.dns_domain}"
-  image       = var.image
-  server_type = var.server_type
-  keep_disk   = var.keep_disk
-  ssh_keys    = var.ssh_keys
-  user_data   = var.user_data
-  location    = var.location
-  labels      = var.labels
-  backups     = var.backups
+  count              = var.instance_count
+  name               = "${format("${var.name}%02d", count.index + 1)}.${var.dns_domain}"
+  image              = var.image
+  server_type        = var.server_type
+  keep_disk          = var.keep_disk
+  ssh_keys           = var.ssh_keys
+  user_data          = var.user_data
+  location           = var.location
+  labels             = var.labels
+  backups            = var.backups
   placement_group_id = var.placement_group_id
   lifecycle {
     ignore_changes = [user_data, image, firewall_ids]

terraform/modules/hcloud_instance/network.tf

 resource "hcloud_server_network" "server_network" {
   server_id = element(hcloud_server.server.*.id, count.index)
   subnet_id = var.subnet
-  count = var.subnet != null ? length(hcloud_server.server.*.id) : 0
+  count     = var.subnet != null ? length(hcloud_server.server.*.id) : 0
 }

terraform/modules/hcloud_instance/variables.tf

@@ -67,8 +67,8 @@ variable "location" {
 }
 
 variable "placement_group_id" {
-description = "Placement Group ID"
-default     = null
+  description = "Placement Group ID"
+  default     = null
 }
 
 variable "backups" {