Bump pynacl from 1.5.0 to 1.6.2

Bumps [pynacl](https://github.com/pyca/pynacl) from 1.5.0 to 1.6.2.
- [Changelog](https://github.com/pyca/pynacl/blob/main/CHANGELOG.rst)
- [Commits](pyca/pynacl@1.5.0...1.6.2)

---
updated-dependencies:
- dependency-name: pynacl
  dependency-version: 1.6.2
  dependency-type: direct:production
...

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

Author: dependabot[bot]

requirements.txt

@@ -83,7 +83,7 @@ py==1.11.0
 pycodestyle==2.8.0
 pycparser==2.21
 Pygments==2.15.0
-PyNaCl==1.5.0
+PyNaCl==1.6.2
 pyparsing==3.0.7
 pyrsistent==0.18.1
 pytest==7.1.1