Bump cryptography from 3.1 to 3.2

Bumps [cryptography](https://github.com/pyca/cryptography) from 3.1 to 3.2.
- [Release notes](https://github.com/pyca/cryptography/releases)
- [Changelog](https://github.com/pyca/cryptography/blob/master/CHANGELOG.rst)
- [Commits](pyca/cryptography@3.1...3.2)

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

requirements.txt

@@ -10,7 +10,7 @@ bcrypt==3.2.0             # via paramiko
 cffi==1.14.2              # via bcrypt, cryptography, pynacl
 click==7.1.2              # via bake-cli
 colorama==0.4.3           # via bake-cli
-cryptography==3.1         # via paramiko
+cryptography==3.2         # via paramiko
 decorator==4.4.2          # via networkx
 delegator.py==0.1.1       # via bake-cli
 django-favicon==0.1.3     # via -r requirements.in