NRL-1595 Minor readme corrections

Author: atrace

README.md

@@ -59,7 +59,7 @@ As a short guideline about profiles to assume for a typical workflow:
 ### Set up NRLF certificates
 
 In order to execute make commands that need AWS access, you will need to pull the NRLF certificates.
-In order to do this, make sure you have AWS CLI installed and configured, then run:
+In order to do this, make sure you have AWS CLI installed and configured, assume the mgmt account, then run:
 
 ```
 make ENV=env truststore-pull-all

terraform/account-wide-infrastructure/README.md

@@ -18,7 +18,7 @@ Each subdirectory corresponds to each AWS account (`mgmt`, `prod`, `test` and `d
 Before deploying the NRLF account-wide infrastructure, you will need:
 
 - AWS accounts that have already been bootstrapped, as described in [bootstrap/README.md](../bootstrap/README.md). This is a one-time account setup step.
-- The required packages to build NRLF, see [the Setup section in README.md](../../README.md#setup).
+- The required packages to build NRLF, see [the Setup section in README.md](../../README.md#before-you-begin).
 
 ## Deploy mgmt resources
 
@@ -45,7 +45,7 @@ terraform apply
 
 ### If you get "Error: creating CodeBuild Webhook"
 
-If you see this erro:
+If you see this error:
 
 ```
 │ Error: creating CodeBuild Webhook (nhsd-nrlf-ci-build-project): operation error CodeBuild: CreateWebhook, https response error StatusCode: 400, RequestID: , ResourceNotFoundException: Access token not found in CodeBuild project for server type github

terraform/bootstrap/README.md

@@ -15,7 +15,7 @@ The setup creates AWS resources to enable terraform deployments to AWS accounts.
 Before you begin deploying NRLF bootstrap components, you will need:
 
 - Four AWS accounts created. These will be assigned as: mgmt, prod, test and dev
-- The required packages to build NRLF, see [the Setup section in README.md](../../README.md#setup).
+- The required packages to build NRLF, see [the Setup section in README.md](../../README.md#before-you-begin).
 
 ## Bootstrapping the environments
 

terraform/infrastructure/README.md

@@ -35,7 +35,7 @@ CI pipeline creates infrastructure in the dev AWS account. These will have works
 Before you begin deploying NRLF infrastructure, you will need:
 
 - An NRLF-enabled AWS account, ideally `dev`. See [bootstrap](../bootstrap/README.md) for details on setting up a new account.
-- The required packages to build NRLF, see [the Setup section in README.md](../../README.md#setup).
+- The required packages to build NRLF, see [the Setup section in README.md](../../README.md#before-you-begin).
 - To be logged into the AWS mgmt account on the CLI that you are deploying from.
 
 If infrastructure changes require account wide AWS resources. Please deploy the corresponding [NRLF account wide infrastructure](../account-wide-infrastructure/README.md) first.