fix: Fixed mistake in separate private route tables example (#664)

Author: hieultan

examples/vpc-separate-private-route-tables/README.md

@@ -51,6 +51,6 @@ No inputs.
 | <a name="output_nat_public_ips"></a> [nat\_public\_ips](#output\_nat\_public\_ips) | List of public Elastic IPs created for AWS NAT Gateway |
 | <a name="output_private_subnets"></a> [private\_subnets](#output\_private\_subnets) | List of IDs of private subnets |
 | <a name="output_public_subnets"></a> [public\_subnets](#output\_public\_subnets) | List of IDs of public subnets |
-| <a name="output_redshift_subnets"></a> [redshift\_subnets](#output\_redshift\_subnets) | List of IDs of elasticache subnets |
+| <a name="output_redshift_subnets"></a> [redshift\_subnets](#output\_redshift\_subnets) | List of IDs of redshift subnets |
 | <a name="output_vpc_id"></a> [vpc\_id](#output\_vpc\_id) | The ID of the VPC |
 <!-- END OF PRE-COMMIT-TERRAFORM DOCS HOOK -->

examples/vpc-separate-private-route-tables/outputs.tf

@@ -26,7 +26,7 @@ output "elasticache_subnets" {
 }
 
 output "redshift_subnets" {
-  description = "List of IDs of elasticache subnets"
+  description = "List of IDs of redshift subnets"
   value       = module.vpc.redshift_subnets
 }