Merge pull request #649 from secure-systems-lab/dependabot/pip/cffi-1.16.0

build(deps): bump cffi from 1.15.1 to 1.16.0

Author: jku

requirements-pinned.txt

@@ -6,7 +6,7 @@
 #
 asn1crypto==1.5.1
     # via -r requirements.txt
-cffi==1.15.1
+cffi==1.16.0
     # via
     #   cryptography
     #   pynacl