Change of ServiceName from Lambda to Join

[salsop]

Description

Removed the Lambda function and updating to use join to make a more efficient and quicker deployment.

Motivation and Context

This makes a quicker deployment as removed the lambda with needed delay.

How Has This Been Tested?

Performed a test deployment.

Screenshots (if appropriate)

Types of changes

• Bug fix (non-breaking change which fixes an issue)

Checklist

• [x] I have updated the documentation accordingly.
• [x] I have read the CONTRIBUTING document.
• [x] I have added tests to cover my changes if appropriate.
• [x] All new and existing tests passed.