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/unit/test_ha.py

@@ -59,7 +59,11 @@ class TestDhcpHa:
 
     def test_an_explicit_server_name_wins(self):
         ha = dhcp_ha(
-            {"dhcpv4": {"ha": {"enabled": "1", "this_server_name": "left", "%this_server_name": "x"}}},
+            {
+                "dhcpv4": {
+                    "ha": {"enabled": "1", "this_server_name": "left", "%this_server_name": "x"}
+                }
+            },
             {"rows": []},
         )
         assert ha["this_server"] == "left"
@@ -124,7 +128,9 @@ class TestConfigSync:
 
     def test_without_a_peer_selected_items_are_not_pushed(self):
         """Ticked items without a target address push nothing."""
-        answer = {"hasync": {"synchronizetoip": "", "syncitems": {"kea": {"value": "Kea", "selected": 1}}}}
+        answer = {
+            "hasync": {"synchronizetoip": "", "syncitems": {"kea": {"value": "Kea", "selected": 1}}}
+        }
 
         assert config_sync(answer) == {"peer": None, "services": [], "unmapped": []}