Update index.md with correct app name location in Developer Console

[apoos-dev]

Update index.md with correct app name location in Developer Console

Description

Updated appName documentation on line 162 to accurately reflect where to find the app name in developer console

Related Issue

N/A

Motivation and Context

Make the quickstart documentation clear for end user

How Has This Been Tested?

N/A documentation change. No testing required

Screenshots (if appropriate):

Types of changes

N/A

• 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.

[nimithajalal]

LGTM
@apoos-dev , please update your branch and deploy to stage