[Modules] ApplicationGateway - Adjusting sslPolicy based on policy type

[MariusStorhaug]

Description

• Adjusting sslPolicy property content to be based on policy type. When using predefined the sslPolicy property do only need name and type.

Kudos to @jayanchpd for finding the issue and solution.

Pipeline references

Pipeline

Type of Change

• Bugfix (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 not work as expected)
• Update to documentation

Checklist

• I'm sure there are no other open Pull Requests for the same update/change
• My corresponding pipelines / checks run clean and green without any errors or warnings
• My code follows the style guidelines of this project
• I have commented my code, particularly in hard-to-understand areas
• I have made corresponding changes to the documentation (readme)
• I did format my code