style: ruff format and the lint rules of the driver standard

Mechanical: ruff format, and ruff check --fix with the rule set every NAPALM
driver uses (E, F, I, UP, B at line length 100, Python 3.10). What ruff
cannot fix comes in the next commit.

tests/test_licenses.py

@@ -58,5 +58,8 @@ def test_an_unreadable_subscription_reports_nothing():
 def test_no_warnings_of_its_own():
     """lldpd, the updates and the subscription are facts the caller reads
     (get_packages, get_available_updates, get_licenses)."""
-    assert not any("get_device_warnings" in vars(c) for c in ProxmoxDriver.__mro__[:-1]
-                   if c.__module__.startswith("napalm_proxmox"))
+    assert not any(
+        "get_device_warnings" in vars(c)
+        for c in ProxmoxDriver.__mro__[:-1]
+        if c.__module__.startswith("napalm_proxmox")
+    )