Appease flake8 on the linting

.drone.yml

@@ -11,7 +11,7 @@ steps:
   - name: run flake8
     image: alpine/flake8:3.9.0
     commands:
-      - flake8 bin/app-json.py
+      - flake8 --max-line-length 100 bin/app-json.py
 
   - name: run unit tests
     image: decentral1se/docker-dind-bats-kcov

bin/app-json.py

@@ -171,7 +171,7 @@ def get_app_versions(app_path, cached_apps_json):
     tags = _run_cmd("git tag --list").split()
 
     if not tags:
-        log.info(f"No tags discovered, moving on")
+        log.info("No tags discovered, moving on")
         return {}
 
     initial_branch = _run_cmd("git rev-parse --abbrev-ref HEAD")