Add providers.tf file with AWS provider configurations for ALB and Route53

Author: sabarish244

providers.tf.example providers.tfproviders.tf.example renamed to providers.tf

@@ -1,9 +1,9 @@
 provider "aws" {
   alias  = "alb"
-  region = "us-east-1"
+  region = "eu-central-1"
 }
 
 provider "aws" {
   alias  = "route53"
-  region = "us-east-1"
+  region = "eu-central-1"
 }