Appflow updated for V2 apps

[JV0812]

Purpose of this pull request

This pull request is to update the V2 apps with the latest appflow, through which the user can configure the data collection while installing the app.

Select the type of change

• Minor Changes - Typos, formatting, slight revisions
• Update Content - Revisions, updating sections
• New Content - New features, sections, pages, tutorials
• Site and Tools - .clabot, version updates, maintenance, dependencies, new packages for the site (Docusaurus, Gatsby, React, etc.)

Ticket (if applicable)

Required doc change for new app flow.

[jpipkin1]

@JV0812, your work looks good. But you should consider creating a reuse file.

[amee-sumo]

Lgtm

Thanks for your review John. I fixed your suggestions.