build(deps): bump xero from a48855d to f088209 (#1249)

Bumps [xero](https://github.com/xero/dotfiles) from `a48855d` to `f088209`.
- [Release notes](https://github.com/xero/dotfiles/releases)
- [Commits](xero/dotfiles@a48855d...f088209)

---
updated-dependencies:
- dependency-name: xero
  dependency-type: direct:production
...

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

Author: dependabot[bot]

xero

@@ -0,0 +1 @@
+f088209f7dfb8afd438a49df40caac5cee422a59