Bump bundle/vim-nerdtree from `f63fb69` to `81f3eab`
Bump bundle/vim-nerdtree from `f63fb69` to `81f3eab`

Bumps [bundle/vim-nerdtree](https://github.com/scrooloose/nerdtree) from `f63fb69` to `81f3eab`.
- [Release notes](https://github.com/scrooloose/nerdtree/releases)
- [Commits](https://github.com/scrooloose/nerdtree/compare/f63fb6984f9cd07cf723c3e2e20f6ccc0aad48c2...81f3eaba295b3fceb2d032db57e5eae99ae480f8)

Signed-off-by: dependabot[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@github.com>
faktiva/vim-config,drAlberT/vim-configuration