Fix AWS Config Notification

[flochaz]

Context

Current compliancy issue notification system rely on AWS Config Events to react and notify users but this can't work since status is Not compliant from the begining and AWS Config does not provide an event giving results of re-evaluation.

This PR change the mechanism to leverage auto remediation system.

Tests

Unit

cd source/aws-bootstrap-kit
npm run test
...
 PASS  test/secure-root-user.test.ts (15.057 s)
---------------------------------------------------|---------|----------|---------|---------|---------------------
File                                               | % Stmts | % Branch | % Funcs | % Lines | Uncovered Line #s   
---------------------------------------------------|---------|----------|---------|---------|---------------------
All files                                          |   96.14 |    78.57 |   97.56 |   96.12 |                     
 lib                                               |   97.73 |    75.41 |   95.83 |   97.73 |                     
  account-provider.ts                              |     100 |      100 |     100 |     100 |                     
  account.ts                                       |   96.15 |    83.33 |     100 |   96.15 | 185                 
  aws-config-recorder.ts                           |     100 |      100 |     100 |     100 |                     
  aws-organizations-stack.ts                       |   93.48 |    69.57 |      80 |   93.48 | 132,140,163         
  dns.ts                                           |    96.3 |       70 |     100 |    96.3 | 65                  
  index.ts                                         |     100 |      100 |     100 |     100 |                     
  organization-trail.ts                            |     100 |       50 |     100 |     100 | 145                 
  organization.ts                                  |     100 |      100 |     100 |     100 |                     
  organizational-unit.ts                           |     100 |      100 |     100 |     100 |                     
  secure-root-user.ts                              |     100 |      100 |     100 |     100 |                     
  validate-email-provider.ts                       |     100 |       75 |     100 |     100 | 78                  
  validate-email.ts                                |     100 |    83.33 |     100 |     100 | 47                  
 lib/account-handler                               |   94.74 |    88.46 |     100 |   94.44 |                     
  index.ts                                         |   94.74 |    88.46 |     100 |   94.44 | 57,62               
 lib/dns                                           |     100 |       50 |     100 |     100 |                     
  cross-account-dns-delegator.ts                   |     100 |      100 |     100 |     100 |                     
  cross-account-zone-delegation-record-provider.ts |     100 |       50 |     100 |     100 | 61                  
  cross-account-zone-delegation-record.ts          |     100 |       50 |     100 |     100 | 22-23               
 lib/dns/delegation-record-handler                 |   86.54 |    78.95 |     100 |   86.54 |                     
  index.ts                                         |   86.54 |    78.95 |     100 |   86.54 | 114,173-184,250-251 
 lib/validate-email-handler                        |     100 |    85.71 |     100 |     100 |                     
  index.ts                                         |     100 |    85.71 |     100 |     100 | 75-78               
---------------------------------------------------|---------|----------|---------|---------|---------------------

Test Suites: 8 passed, 8 total
Tests:       28 passed, 28 total
Snapshots:   0 total
Time:        27.109 s, estimated 41 s
Ran all test suites.

Integ tests

cd integTests/secureRootUserTest
...

SecureRootUserTestStack: creating CloudFormation changeset...
[██████████████████████████████████████████████████████████] (15/15)

 ✅  SecureRootUserTestStack

Result:

email sent every re-evaluation failing.