Update Learning Hub: /fork naming, gh auto-approval, --resume cloud agent (#1704)

- copilot-configuration-basics.md: document /fork with optional name (v1.0.47),
  origin display in sessions dialog, and read-only gh CLI auto-approval (v1.0.46)
- using-copilot-coding-agent.md: document --resume support for cloud agent
  sessions with no pushed changes (v1.0.47)

Co-authored-by: github-actions[bot] <41898282+github-actions[bot]@users.noreply.github.com>
Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

website/src/content/docs/learning-hub/using-copilot-coding-agent.md

@@ -3,7 +3,7 @@ title: 'Using the Copilot Coding Agent'
 description: 'Learn how to use GitHub Copilot coding agent to autonomously work on issues, generate pull requests, and automate development tasks.'
 authors:
   - GitHub Copilot Learning Hub Team
-lastUpdated: 2026-04-28
+lastUpdated: 2026-05-13
 estimatedReadingTime: '12 minutes'
 tags:
   - coding-agent
@@ -364,6 +364,8 @@ Remote sessions also appear in the `--resume` picker, so you can reconnect to a
 copilot --resume
 ```
 
+Since v1.0.47, `--resume` also surfaces **cloud agent sessions that haven't yet pushed any changes** to their branch — useful for connecting to a session early in its run, before it has committed anything.
+
 ### Why Use Remote Control?
 
 | Scenario | Benefit |