Update recommended Terraform provider versions

* Sync Terraform provider plugin versions to those used
internally

docs/fedora-coreos/aws.md

@@ -49,7 +49,7 @@ Configure the AWS provider to use your access key credentials in a `providers.tf
 
 ```tf
 provider "aws" {
-  version                 = "2.70.0"
+  version                 = "3.1.0"
   region                  = "eu-central-1"
   shared_credentials_file = "/home/user/.config/aws/credentials"
 }

docs/fedora-coreos/azure.md

@@ -47,7 +47,7 @@ Configure the Azure provider in a `providers.tf` file.
 
 ```tf
 provider "azurerm" {
-  version = "2.19.0"
+  version = "2.22.0"
 }
 
 provider "ct" {

docs/fedora-coreos/bare-metal.md

@@ -142,7 +142,7 @@ Configure the Matchbox provider to use your Matchbox API endpoint and client cer
 
 ```tf
 provider "matchbox" {
-  version     = "0.3.0"
+  version     = "0.4.0"
   endpoint    = "matchbox.example.com:8081"
   client_cert = file("~/.config/matchbox/client.crt")
   client_key  = file("~/.config/matchbox/client.key")

docs/fedora-coreos/google-cloud.md

@@ -49,7 +49,7 @@ Configure the Google Cloud provider to use your service account key, project-id,
 
 ```tf
 provider "google" {
-  version     = "3.30.0"
+  version     = "3.33.0"
   project     = "project-id"
   region      = "us-central1"
   credentials = file("~/.config/google-cloud/terraform.json")

docs/flatcar-linux/aws.md

@@ -49,7 +49,7 @@ Configure the AWS provider to use your access key credentials in a `providers.tf
 
 ```tf
 provider "aws" {
-  version                 = "2.70.0"
+  version                 = "3.1.0"
   region                  = "eu-central-1"
   shared_credentials_file = "/home/user/.config/aws/credentials"
 }

docs/flatcar-linux/azure.md

@@ -47,7 +47,7 @@ Configure the Azure provider in a `providers.tf` file.
 
 ```tf
 provider "azurerm" {
-  version = "2.19.0"
+  version = "2.22.0"
 }
 
 provider "ct" {

docs/flatcar-linux/bare-metal.md

@@ -142,7 +142,7 @@ Configure the Matchbox provider to use your Matchbox API endpoint and client cer
 
 ```tf
 provider "matchbox" {
-  version     = "0.3.0"
+  version     = "0.4.0"
   endpoint    = "matchbox.example.com:8081"
   client_cert = file("~/.config/matchbox/client.crt")
   client_key  = file("~/.config/matchbox/client.key")

docs/flatcar-linux/google-cloud.md

@@ -49,7 +49,7 @@ Configure the Google Cloud provider to use your service account key, project-id,
 
 ```tf
 provider "google" {
-  version     = "3.30.0"
+  version     = "3.33.0"
   project     = "project-id"
   region      = "us-central1"
   credentials = file("~/.config/google-cloud/terraform.json")