fix(decorators-2.py): .datetime.utcnow() is deprecated replace with .datetime.utcnow()

Author: RotRotAl

08.Decorators/decorators-2.py

@@ -9,9 +9,9 @@
 
 def my_decorator(inner):
     def inner_decorator():
-        print(datetime.datetime.utcnow())
+        print(datetime.now(datetime.UTC))
         inner()
-        print(datetime.datetime.utcnow())
+        print(datetime.now(datetime.UTC))
 
     return inner_decorator
 
@@ -30,4 +30,4 @@ def decorated():
 2022-07-16 12:24:18.704572
 This happened!
 2022-07-16 12:24:18.704572
-'''
+'''