ci: fix remaining ruff issues and run ruff format

We only disable LOG015 rule, as in the simple situation of pmaports,
it doesn't matter too much if in pytest we are using the root logger
or a custom one.

Signed-off-by: Pablo Correa Gómez <pabloyoyoista@postmarketos.org>
Part-of: <https://gitlab.postmarketos.org/postmarketOS/pmaports/-/merge_requests/9363>

.ci/lib/deviceinfo_linting.py

@@ -12,7 +12,7 @@ import common
 if __name__ == "__main__":
     if common.commit_message_has_string("[ci:skip-dint]"):
         print("WARNING: not linting deviceinfo files ([ci:skip-dint])")
-        exit(0)
+        sys.exit(0)
 
     if "deviceinfo_schema.toml" in common.get_changed_files():
         print("deviceinfo_schema.toml changed -> checking all deviceinfo files")
@@ -20,8 +20,11 @@ if __name__ == "__main__":
         deviceinfo_files = set(glob.glob(pmaports_dir + "/device/*/*/deviceinfo"))
     else:
         # only lint deviceinfo files in the devices repo
-        deviceinfo_files = {file for file in common.get_changed_files()
-                            if os.path.basename(file) == "deviceinfo" and file.startswith("device/")}
+        deviceinfo_files = {
+            file
+            for file in common.get_changed_files()
+            if os.path.basename(file) == "deviceinfo" and file.startswith("device/")
+        }
 
     try:
         subprocess.run(["dint", "check", *deviceinfo_files], text=True, check=True)