[BUG] - Missing gutter icon/number

[benfrain]

Environment/version

• Extension version: 8.5
• VSCode version: Version: 1.104.2
  Commit: e3a5acfb517a443235981655413d566533107e92
  Date: 2025-09-24T11:21:37.073Z
  Electron: 37.3.1
  ElectronBuildId: 12404162
  Chromium: 138.0.7204.235
  Node.js: 22.18.0
  V8: 13.8.258.31-electron.0
  OS: Darwin arm64 24.6.0
• OS version: macOS 15.7.1

Steps to reproduce

1. Install vsix from OpenVSIX, leave all options default
2. Toggle a bookmark
3. Move somewhere else in the file
4. Jump navigation works for jumping to bookmark
5. No visual indication of bookmark shown in the gutter