focus on the last element after create a new lg Template (microsoft#2778

)

Co-authored-by: Chris Whitten <[email protected]>

fix: Updated some auto-update UX copy to be more accurate. (microsoft…

…#2744)

* Updated some auto-update UX copy to be more accurate.

* Fixed failing test.

a11y: fix NavItem a11y issues (microsoft#2502)

* fix NavItem a11y issues

* Update styles.ts

* fix NavItem a11y issues

* Update styles.ts

* Update styles.ts

* move data-testid

* Fix selected offset in left nav

Co-authored-by: Andy Brown <[email protected]>
Co-authored-by: Chris Whitten <[email protected]>

PR polish.