Update tf provider and use a single path for the config

Author: vulkoingim

Diff for: dev/preview/infrastructure/harvester/provider.tf

@@ -9,7 +9,7 @@ terraform {
   required_providers {
     harvester = {
       source  = "harvester/harvester"
-      version = ">=0.5.1"
+      version = ">=0.5.3"
     }
     k8s = {
       source  = "hashicorp/kubernetes"
@@ -23,20 +23,21 @@ terraform {
 }
 
 provider "harvester" {
-  alias      = "harvester"
-  kubeconfig = var.harvester_kube_path
+  alias       = "harvester"
+  kubeconfig  = var.kubeconfig_path
+  kubecontext = "harvester"
 }
 
 provider "k8s" {
   alias          = "dev"
+  config_path    = var.kubeconfig_path
   config_context = var.dev_kube_context
-  config_path    = var.dev_kube_path
 }
 
 provider "k8s" {
   alias          = "harvester"
+  config_path    = var.kubeconfig_path
   config_context = var.harvester_kube_context
-  config_path    = var.harvester_kube_path
 }
 
 provider "google" {

Diff for: dev/preview/infrastructure/harvester/variables.tf

@@ -3,26 +3,22 @@ variable "preview_name" {
   description = "The preview environment's name"
 }
 
-variable "harvester_kube_path" {
+variable "kubeconfig_path" {
   type        = string
-  description = "The path to the Harvester Cluster kubeconfig"
+  default     = "/home/gitpod/.kube/config"
+  description = "The path to the kubernetes config"
 }
 
 variable "harvester_kube_context" {
   type        = string
-  default     = "default"
-  description = "The name of the context to use within the config"
-}
-
-variable "dev_kube_path" {
-  type        = string
-  description = "The path to the Dev Cluster kubeconfig"
+  default     = "harvester"
+  description = "The name of the harvester kube context"
 }
 
 variable "dev_kube_context" {
   type        = string
-  default     = "gke_gitpod-core-dev_europe-west1-b_core-dev"
-  description = "The name of the context to use within the config"
+  default     = "dev"
+  description = "The name of the dev kube context"
 }
 
 variable "vm_memory" {