fix(editor): sync replacement untitled file state

[bajrangCoder]

No description provided.

[greptile-apps]

Greptile Summary

This PR fixes editor state syncing for replacement untitled files. The main changes are:

• Reapplies editor content when the active file pointer is resynced.
• Shows the editor container on the resync path.
• Refreshes vertical and horizontal scrollbar state after reapplying the file.

Confidence Score: 5/5

This looks safe to merge.

• No blocking issues found in the changed code.

Important Files Changed

Filename	Overview
src/lib/editorManager.js	Updates the active-pane resync path to reapply editor state and refresh scrollbar values.

_{Reviews (2): Last reviewed commit: "fix" | Re-trigger Greptile}