Bump deep_merge from 1.2.1 to 1.2.2
Bump deep_merge from 1.2.1 to 1.2.2

Bumps [deep_merge](https://github.com/danielsdeleo/deep_merge) from 1.2.1 to 1.2.2.
- [Release notes](https://github.com/danielsdeleo/deep_merge/releases)
- [Changelog](https://github.com/danielsdeleo/deep_merge/blob/master/CHANGELOG)
- [Commits](https://github.com/danielsdeleo/deep_merge/compare/1.2.1...1.2.2)

---
updated-dependencies:
- dependency-name: deep_merge
  dependency-type: indirect
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@github.com>
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