Fix linter issues

Sort imports
Use 'def' instead of assigning a lambda expression
Signed-off-by: Thomas Lauf <thomas.lauf@tngtech.com>

Author: lauft

src/holidata/emitters.py

@@ -1,7 +1,7 @@
 import csv
 import io
 import json
-from typing import List, Dict, Any, Callable
+from typing import Any, Callable, Dict, List
 
 from holidata.holiday import Holiday
 from holidata.plugin import PluginMount

src/holidata/holidays/AT/__init__.py

@@ -1,7 +1,7 @@
 from dateutil.easter import EASTER_WESTERN
 
 from holidata.holiday import Country
-from holidata.utils import day, date, Month
+from holidata.utils import Month, date, day
 
 __all__ = [
     "AT",

src/holidata/holidays/AU/ACT.py

@@ -1,5 +1,5 @@
 from holidata.holiday import Region
-from holidata.utils import first, second, day, date, Weekday, Month
+from holidata.utils import Month, Weekday, date, day, first, second
 
 
 class ACT(Region):

src/holidata/holidays/AU/NSW.py

@@ -1,5 +1,5 @@
 from holidata.holiday import Region
-from holidata.utils import day, second, first, date, Weekday, Month
+from holidata.utils import Month, Weekday, date, day, first, second
 
 
 class NSW(Region):

src/holidata/holidays/AU/NT.py

@@ -1,5 +1,5 @@
 from holidata.holiday import Region
-from holidata.utils import day, first, second, date, Weekday, Month
+from holidata.utils import Month, Weekday, date, day, first, second
 
 
 class NT(Region):

src/holidata/holidays/AU/QLD.py

@@ -1,5 +1,5 @@
 from holidata.holiday import Region
-from holidata.utils import day, first, second, date, Weekday, Month
+from holidata.utils import Month, Weekday, date, day, first, second
 
 
 class QLD(Region):

src/holidata/holidays/AU/SA.py

@@ -1,5 +1,5 @@
 from holidata.holiday import Region
-from holidata.utils import day, second, first, date, Weekday, Month, dates
+from holidata.utils import Month, Weekday, date, dates, day, first, second
 
 
 class SA(Region):

src/holidata/holidays/AU/TAS.py

@@ -1,5 +1,5 @@
 from holidata.holiday import Region
-from holidata.utils import second, day, first, date, Weekday, Month
+from holidata.utils import Month, Weekday, date, day, first, second
 
 
 class TAS(Region):

src/holidata/holidays/AU/VIC.py

@@ -1,5 +1,5 @@
 from holidata.holiday import Region
-from holidata.utils import second, day, first, last, date, Weekday, Month, dates
+from holidata.utils import Month, Weekday, date, dates, day, first, last, second
 
 
 class VIC(Region):

src/holidata/holidays/AU/WA.py

@@ -1,5 +1,5 @@
 from holidata.holiday import Region
-from holidata.utils import day, first, date, Weekday, Month, dates
+from holidata.utils import Month, Weekday, date, dates, day, first
 
 
 class WA(Region):