Remove new relic license key 40 char restriction

[AjazSumaiya]

Description

When setting the log forwarding configuration, we are currently enforcing a 40 character NewRelic license key based on the documentation . This causes an issue for customers such as Alshaya, who are using the End of Life NRAK Newrelic keys that were 32 characters long mentioned here

Related Issue

https://jira.corp.adobe.com/browse/CEXT-4578
https://jira.corp.adobe.com/browse/CEXT-4511

Motivation and Context

How Has This Been Tested?

Manually Tested against dev4 -

1. Set Log configs input license key of less than 40 chars

2. Check in DynamoDb if the key is correct

Screenshots (if appropriate):

Types of changes

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to change)

Checklist:

• I have signed the Adobe Open Source CLA.
• My code follows the code style of this project.
• My change requires a change to the documentation.
• I have updated the documentation accordingly.
• I have read the CONTRIBUTING document.
• I have added tests to cover my changes.
• All new and existing tests passed.

[kmaschi]

We should bump the version to 5.3.2-beta.1 since 5.3.1 is released.