Fixes scroll markers z-index issues

- Can switch between Editor (default) and Panel layouts
 - Panel layout adds an additional Commit Graph Details view (similar to Commit Details) on the right side of the Commit Graph

* Add graph header context menu option to toggle mode

* Updates graph dependency

- Controlled by the `gitlens.graph.experimental.location` setting

* Sends upstream id on a local branch ref to graph

* Avoids creating (allocating) & spreading an object

* Updates graph dependency

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Co-authored-by: Eric Amodio <eamodio@gmail.com>

- Honors `createBranch` flag for naming the worktree folder
- Falls back to the qualified remote branch name if the branch name already exists
- Always uses the qualified remote branch name via GHPR command

Removes pre-release only limit on AI generated commit messages

* Use stored cache of repo visibility

* Add commands to clear cache

* Fix cache name

* Extracts cache key into function for consistency

* Update command wording

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Co-authored-by: Eric Amodio <eamodio@gmail.com>

* Pipe downstream info through to graph

* Optimizations

* Updates graph dependency

- LZ compresses emoji data

- Code splits iconv-lite until needed
 - Stubs whatwg/url since we don't need it
 - Stubs debug package as we don't need it