Bump trustme from 1.2.0 to 1.2.1 (#481)

Bumps [trustme](https://github.com/python-trio/trustme) from 1.2.0 to 1.2.1.
- [Release notes](https://github.com/python-trio/trustme/releases)
- [Commits](python-trio/trustme@v1.2.0...v1.2.1)

---
updated-dependencies:
- dependency-name: trustme
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

requirements/ci.txt

@@ -4,5 +4,5 @@ pytest==8.3.4
 pytest-aiohttp==1.0.5
 pytest-asyncio==0.25.0
 pytest-cov==6.0.0
-trustme==1.2.0; platform_machine!="i686"    # no 32-bit wheels
+trustme==1.2.1; platform_machine!="i686"    # no 32-bit wheels
 twine==6.0.1