build(deps): bump vim/bundle/tagbar from bc087d8 to d55d454 (#2001)

Bumps [vim/bundle/tagbar](https://github.com/majutsushi/tagbar) from `bc087d8` to `d55d454`.
- [Commits](preservim/tagbar@bc087d8...d55d454)

---
updated-dependencies:
- dependency-name: vim/bundle/tagbar
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>