Fixes #2743

Revisions

• Rev2: Rebased off of mainline, updated notes and examples to address comments (diff).
• Rev3: Fixed linting errors that were causing some of the workflows to fail (diff).
• Rev4: Updated note for app.screen.name to address comments/SIG discussion, added app.screen.id (diff)

Changes

There is currently no semantic convention for capturing application screen names. This PR proposes app.screen.name, as discussed during Client SIG on 07/22/2025.

Merge requirement checklist

• CONTRIBUTING.md guidelines followed.
• Change log entry added, according to the guidelines in When to add a changelog entry.
  • If your PR does not need a change log, start the PR title with [chore]
• Links to the prototypes or existing instrumentations (when adding or changing conventions)