chore(deps): bump custom/plugins/zsh-abbr from c2f1db7 to e3ed646

Bumps [custom/plugins/zsh-abbr](https://github.com/olets/zsh-abbr) from `c2f1db7` to `e3ed646`.
- [Release notes](https://github.com/olets/zsh-abbr/releases)
- [Commits](olets/zsh-abbr@c2f1db7...e3ed646)

---
updated-dependencies:
- dependency-name: custom/plugins/zsh-abbr
  dependency-type: direct:production
...

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