Bump vim/bundle/vimwiki from f0fe154 to 5d86b62

Bumps [vim/bundle/vimwiki](https://github.com/vimwiki/vimwiki) from `f0fe154` to `5d86b62`.
- [Release notes](https://github.com/vimwiki/vimwiki/releases)
- [Commits](vimwiki/vimwiki@f0fe154...5d86b62)

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

Signed-off-by: dependabot[bot] <[email protected]>