Bump cryptography from 2.8 to 3.2 in /functions/source/c9InstanceProfile

Bumps [cryptography](https://github.com/pyca/cryptography) from 2.8 to 3.2.
- [Release notes](https://github.com/pyca/cryptography/releases)
- [Changelog](https://github.com/pyca/cryptography/blob/master/CHANGELOG.rst)
- [Commits](pyca/cryptography@2.8...3.2)

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

Author: dependabot[bot]

functions/source/c9InstanceProfile/requirements.txt

@@ -1,6 +1,6 @@
 boto3==1.9.230
 pyOpenSSL==19.0.0
 brotli==1.0.7
-cryptography==2.8
+cryptography==3.2
 protobuf==3.10.0
 simplejson==3.16.0