Bump cryptography from 42.0.0 to 42.0.2 in /server/installer

Bumps [cryptography](https://github.com/pyca/cryptography) from 42.0.0 to 42.0.2.
- [Changelog](https://github.com/pyca/cryptography/blob/main/CHANGELOG.rst)
- [Commits](pyca/cryptography@42.0.0...42.0.2)

---
updated-dependencies:
- dependency-name: cryptography
  dependency-type: direct:production
...

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

server/installer/installer_requirements.txt

@@ -1,7 +1,7 @@
 # dev only
 flake8
 
-cryptography==42.0.0
+cryptography==42.0.2
 python-on-whales==0.50.0
 prompt-toolkit==3.0.30
 semantic_version==2.10.0