adding cognito to people depot

Terraform plan in terraform-incubator/people-depot/project

Error: state data in S3 does not have the expected content.

```diff Error: state data in S3 does not have the expected content. The checksum calculated for the state stored in S3 does not match the checksum stored in DynamoDB. Bucket: hlfa-incubator-terragrunt Key: terragrunt-states/incubator/./terraform.tfstate Calculated checksum: Stored checksum: d87d9e2b81af4cd66ddc08f48762a6df This may be caused by unusually long delays in S3 processing a previous state update. Please wait for a minute or two and try again. If this problem persists, and neither S3 nor DynamoDB are experiencing an outage, you may need to manually verify the remote state and remove the Digest value stored in the DynamoDB table Error: Invalid provider configuration Provider "registry.terraform.io/hashicorp/aws" requires explicit configuration. Add a provider block to the root module and configure the provider's required arguments as described in the provider documentation. Error: Invalid AWS Region: with provider["registry.terraform.io/hashicorp/aws"], on line 0: (source code not available) ```

:x: Failed to generate plan in PR Terraform Plan #90

hackforla / incubator

adding cognito to people depot #76