Require Python 3.11, remove SQLite authorizer workaround

PR #2998

tests/test_plugins.py

@@ -1727,7 +1727,7 @@ async def test_hook_track_event():
     # Should have a recent created as well
     created = event.created
     assert isinstance(created, datetime.datetime)
-    assert created.tzinfo == datetime.timezone.utc
+    assert created.tzinfo == datetime.UTC
 
 
 @pytest.mark.asyncio

tests/test_utils_sql_analysis.py

@@ -455,5 +455,4 @@ def test_analyze_disables_authorizer_on_error():
     with pytest.raises(sqlite3.OperationalError):
         analyze_sql_tables(conn, "bad SQL")
 
-    final_authorizer = conn.authorizers[-1]
-    assert final_authorizer is None or final_authorizer() == sqlite3.SQLITE_OK
+    assert conn.authorizers[-1] is None

tests/test_write_wrapper.py

@@ -523,7 +523,7 @@ async def test_write_wrapper_set_authorizer(datasette, actor, table, should_deny
                 try:
                     yield
                 finally:
-                    conn.set_authorizer(lambda *args: sqlite3.SQLITE_OK)
+                    conn.set_authorizer(None)
 
             return wrapper