chore(deps): update dependency pyjson5 to v1.6.8 (#155)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

.pre-commit-config.yaml

@@ -209,7 +209,7 @@ repos:
       - id: check-renovate
         additional_dependencies:
           # renovate: datasource=pypi depName=pyjson5
-          - pyjson5==1.6.7
+          - pyjson5==1.6.8
 
 # docker
   - repo: https://github.com/AleksaC/hadolint-py