Fix Supplementry typo

[jamiepla1]

Overview/Summary

fix typo for "Key Vault - Supplementry" to be "Key Vault - Supplementary" - 2 instances of the typo.

This PR fixes/adds/changes/removes

1. fix typo for "Key Vault - Supplementry" to be "Key Vault - Supplementary" - 2 instances of the typo.

Breaking Changes

1. n/a- just text changes

Testing Evidence

Please provide any testing evidence to show that your Pull Request works/fixes as described and planned (include screenshots, if appropriate).

Testing URLs

The below URLs can be updated where the placeholders are, look for {YOUR GITHUB BRANCH NAME HERE - Remove Curly Brackets Also} & {YOUR GITHUB BRANCH NAME HERE - Remove Curly Brackets Also}, to allow you to test your portal deployment experience.

Please also replace the curly brackets on the placeholders {}

Azure Public

Testing below is successful

https://portal.azure.com/#view/Microsoft_Azure_CreateUIDef/CustomDeploymentBlade/uri/https%3A%2F%2Fraw.githubusercontent.com%2Fjamiepla1%2FEnterprise-Scale%2Fjp-fix-typos%2FeslzArm%2FeslzArm.json/uiFormDefinitionUri/https%3A%2F%2Fraw.githubusercontent.com%2Fjamiepla1%2FEnterprise-Scale%2Fjp-fix-typos%2FeslzArm%2Feslz-portal.json

As part of this Pull Request I have

• [X] Checked for duplicate Pull Requests
• [X] Associated it with relevant issues, for tracking and closure.
• [X] Ensured my code/branch is up-to-date with the latest changes in the main branch
• [X] Performed testing and provided evidence.
• [X] Ensured contribution guidance is followed.
• [X] Updated relevant and associated documentation.
• [n/a] Updated the "What's New?" wiki page (located: /docs/wiki/whats-new.md)

[jaredfholgate]

@Springstone I'll let you verify and merge this.