docs: Updating readme from code and fix formatting errors

Author: timdeluxe

README.md

@@ -201,16 +201,16 @@ Default: `"default"`
 
 ### default\_node\_pool\_upgrade\_settings\_enabled
 
-Description: Values:  
-false, true
+Description: If true, an upgrade\_settings block will be added to default\_node\_pool.
 
 Type: `bool`
 
 Default: `false`
 
 ### default\_node\_pool\_upgrade\_settings\_max\_surge
 
-Description: Example: "10%"  
+Description: max\_surge is a required parameter for an upgrade\_settings block  
+Example: "10%"  
 see https://learn.microsoft.com/en-us/azure/aks/upgrade-aks-cluster?tabs=azure-cli#customize-node-surge-upgrade
 
 Type: `string`

vars.tf

@@ -146,7 +146,7 @@ variable "temporary_name_for_rotation" {
     condition     = var.temporary_name_for_rotation != null
     error_message = "The temporary_name_for_rotation value must not be null"
   }
-  default     = "rotationtmp"
+  default = "rotationtmp"
 }
 
 variable "sku_tier" {