build(deps): bump the dependencies group with 2 updates

Bumps the dependencies group with 2 updates: [cryptography](https://github.com/pyca/cryptography) and [coverage[toml]](https://github.com/nedbat/coveragepy).


Updates `cryptography` from 45.0.3 to 45.0.4
- [Changelog](https://github.com/pyca/cryptography/blob/main/CHANGELOG.rst)
- [Commits](pyca/cryptography@45.0.3...45.0.4)

Updates `coverage[toml]` from 7.8.2 to 7.9.1
- [Release notes](https://github.com/nedbat/coveragepy/releases)
- [Changelog](https://github.com/nedbat/coveragepy/blob/master/CHANGES.rst)
- [Commits](nedbat/coveragepy@7.8.2...7.9.1)

---
updated-dependencies:
- dependency-name: cryptography
  dependency-version: 45.0.4
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: dependencies
- dependency-name: coverage[toml]
  dependency-version: 7.9.1
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: dependencies
...

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

Author: dependabot[bot]

requirements/pinned.txt

@@ -6,7 +6,7 @@
 #
 cffi==1.17.1
     # via cryptography
-cryptography==45.0.3
+cryptography==45.0.4
     # via securesystemslib
 pycparser==2.22
     # via cffi

requirements/test.txt

@@ -4,5 +4,5 @@
 -r pinned.txt
 
 # coverage measurement
-coverage[toml]==7.8.2
+coverage[toml]==7.9.1
 freezegun==1.5.2