build(deps): bump cryptography from 37.0.3 to 37.0.4

Bumps [cryptography](https://github.com/pyca/cryptography) from 37.0.3 to 37.0.4.
- [Release notes](https://github.com/pyca/cryptography/releases)
- [Changelog](https://github.com/pyca/cryptography/blob/main/CHANGELOG.rst)
- [Commits](pyca/cryptography@37.0.3...37.0.4)

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

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

requirements-pinned.txt

@@ -1,6 +1,6 @@
 cffi==1.15.1              # via cryptography, pynacl
 colorama==0.4.5
-cryptography==37.0.3
+cryptography==37.0.4
 pycparser==2.21           # via cffi
 pynacl==1.5.0
 six==1.16.0               # via pynacl