feat(Account Management): add new service to the project

[PureMathematics]

PR summary

onboarding AM service and introduce new v4 apis.

PR Checklist

Please make sure that your PR fulfills the following requirements:

• The commit message follows the Angular Commit Message Guidelines.
• Tests for the changes have been added (for bug fixes / features)
• Docs have been added / updated (for bug fixes / features)

Current vs new behavior

Does this PR introduce a breaking change?

• Yes
• No

➜  platform-services-node-sdk git:(add-am-v4) ✗ npx jest test/integration/account-management.v4.test.js
 PASS  test/integration/account-management.v4.test.js
--------------------|---------|----------|---------|---------|-------------------
File                | % Stmts | % Branch | % Funcs | % Lines | Uncovered Line #s 
--------------------|---------|----------|---------|---------|-------------------
All files           |   93.61 |    66.66 |     100 |   93.47 |                   
 account-management |   91.89 |    66.66 |     100 |   91.66 |                   
  v4.ts             |   91.89 |    66.66 |     100 |   91.66 | 70,90,118         
 lib                |     100 |      100 |     100 |     100 |                   
  common.ts         |     100 |      100 |     100 |     100 |                   
--------------------|---------|----------|---------|---------|-------------------

Test Suites: 1 passed, 1 total
Tests:       2 passed, 2 total
Snapshots:   0 total
Time:        1.064 s, estimated 2 s
Ran all test suites matching /test\/integration\/account-management.v4.test.js/i.

➜  platform-services-node-sdk git:(add-am-v4) ✗ npx jest test/unit/account-management.v4.test.js 
 PASS  test/unit/account-management.v4.test.js
--------------------|---------|----------|---------|---------|-------------------
File                | % Stmts | % Branch | % Funcs | % Lines | Uncovered Line #s 
--------------------|---------|----------|---------|---------|-------------------
All files           |     100 |    91.66 |     100 |     100 |                   
 account-management |     100 |    91.66 |     100 |     100 |                   
  v4.ts             |     100 |    91.66 |     100 |     100 | 86                
 lib                |     100 |      100 |     100 |     100 |                   
  common.ts         |     100 |      100 |     100 |     100 |                   
--------------------|---------|----------|---------|---------|-------------------

Test Suites: 1 passed, 1 total
Tests:       8 passed, 8 total
Snapshots:   0 total
Time:        0.794 s
Ran all test suites matching /test\/unit\/account-management.v4.test.js/i.

Other information

[CLAassistant]

All committers have signed the CLA.

[pyrooka]

One question before approving, but the code changes look good!

[pyrooka]

Shouldn't this URL point to the test cloud - like in the other PRs?

Suggested change

	[Account Management](https://cloud.ibm.com/apidocs/account-management) | @ibm-cloud/platform-services/account-management/v4
	[Account Management](https://test.cloud.ibm.com/apidocs/account-management) | @ibm-cloud/platform-services/account-management/v4

[PureMathematics]

Thanks, good catch. Updated

[pyrooka]

Looks good!

[ibm-devx-sdk]

🎉 This PR is included in version 0.82.0 🎉

The release is available on:

• npm package (@latest dist-tag)
• GitHub release

Your semantic-release bot 📦🚀