Fix: pgsql fix (#10)

* fix: remove license header from files

* fix: updated docs and sample
---------

Co-authored-by: Marcel S. Henselin <marcel.henselin@stackit.cloud>

docs/data-sources/postgresflexalpha_user.md

@@ -13,8 +13,6 @@ Postgres Flex user data source schema. Must have a `region` specified in the pro
 ## Example Usage
 
 ```terraform
-# Copyright (c) STACKIT
-
 data "stackitprivatepreview_postgresflexalpha_user" "example" {
   project_id  = "xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx"
   instance_id = "xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx"

docs/data-sources/sqlserverflexalpha_instance.md

@@ -13,8 +13,6 @@ SQLServer Flex instance data source schema. Must have a `region` specified in th
 ## Example Usage
 
 ```terraform
-# Copyright (c) STACKIT
-
 data "stackitprivatepreview_sqlserverflexalpha_instance" "example" {
   project_id  = "xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx"
   instance_id = "xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx"

docs/data-sources/sqlserverflexalpha_user.md

@@ -13,8 +13,6 @@ SQLServer Flex user data source schema. Must have a `region` specified in the pr
 ## Example Usage
 
 ```terraform
-# Copyright (c) STACKIT
-
 data "stackitprivatepreview_sqlserverflexalpha_user" "example" {
   project_id  = "xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx"
   instance_id = "xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx"

docs/index.md

@@ -1,11 +1,17 @@
-# STACKITPRIVATEPREVIEW Terraform Provider
+---
+# generated by https://github.com/hashicorp/terraform-plugin-docs
+page_title: "stackitprivatepreview Provider"
+description: |-
+  
+---
+
+# stackitprivatepreview Provider
+
 
 
 ## Example Usage
 
 ```terraform
-# Copyright (c) STACKIT
-
 provider "stackitprivatepreview" {
   default_region = "eu01"
 }

docs/resources/postgresflexalpha_instance.md

@@ -13,8 +13,6 @@ Postgres Flex instance resource schema. Must have a `region` specified in the pr
 ## Example Usage
 
 ```terraform
-# Copyright (c) STACKIT
-
 resource "stackitprivatepreview_postgresflexalpha_instance" "example" {
   project_id      = "xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx"
   name            = "example-instance"
@@ -70,8 +68,8 @@ import {
 Required:
 
 - `key_id` (String) Key ID of the encryption key.
-- `key_ring_id` (String)
 - `key_version` (String)
+- `keyring_id` (String)
 - `service_account` (String)
 
 

docs/resources/postgresflexalpha_user.md

@@ -13,8 +13,6 @@ Postgres Flex user resource schema. Must have a `region` specified in the provid
 ## Example Usage
 
 ```terraform
-# Copyright (c) STACKIT
-
 resource "stackitprivatepreview_postgresflexalpha_user" "example" {
   project_id  = "xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx"
   instance_id = "xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx"

docs/resources/sqlserverflexalpha_instance.md

@@ -13,8 +13,6 @@ SQLServer Flex ALPHA instance resource schema. Must have a `region` specified in
 ## Example Usage
 
 ```terraform
-# Copyright (c) STACKIT
-
 resource "stackitprivatepreview_sqlserverflexalpha_instance" "example" {
   project_id      = "xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx"
   name            = "example-instance"
@@ -73,7 +71,7 @@ Required:
 
 - `key_id` (String) STACKIT KMS - Key ID of the encryption key to use.
 - `key_version` (String) STACKIT KMS - Key version to use in the encryption key.
-- `keyring_id` (String)
+- `keyring_id` (String) STACKIT KMS - KeyRing ID of the encryption key to use.
 - `service_account` (String)
 
 

docs/resources/sqlserverflexalpha_user.md

@@ -13,8 +13,6 @@ SQLServer Flex user resource schema. Must have a `region` specified in the provi
 ## Example Usage
 
 ```terraform
-# Copyright (c) STACKIT
-
 resource "stackitprivatepreview_sqlserverflexalpha_user" "example" {
   project_id  = "xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx"
   instance_id = "xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx"