Add Bandit pre-commit check.

.pre-commit-config.yaml

@@ -39,7 +39,8 @@ repos:
     hooks:
       - id: flake8
         args:
-          - '--max-line-length=79'
+          - |-
+            --max-line-length=79
         additional_dependencies:
           - flake8-bugbear
   - repo: https://github.com/pre-commit/mirrors-pylint
@@ -50,3 +51,7 @@ repos:
     rev: v1.16.0
     hooks:
       - id: yamllint
+  - repo: https://github.com/PyCQA/bandit
+    rev: 1.6.1
+    hooks:
+      - id: bandit