chore(deps-dev): bump time-machine from 2.14.2 to 2.15.0

Bumps [time-machine](https://github.com/adamchainz/time-machine) from 2.14.2 to 2.15.0.
- [Changelog](https://github.com/adamchainz/time-machine/blob/main/CHANGELOG.rst)
- [Commits](adamchainz/time-machine@2.14.2...2.15.0)

---
updated-dependencies:
- dependency-name: time-machine
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

requirements-dev.txt

@@ -63,7 +63,7 @@ requests==2.32.3
 six==1.16.0
 sniffio==1.3.1
 std-uritemplate==1.0.5
-time-machine==2.14.2
+time-machine==2.15.0
 toml==0.10.2
 tomli==2.0.1
 tomli_w==1.0.0