Refactoring: use datetime.now() instead of datetime.today()

now() is officially preferred over today() according to the docs.
See for reference:

https://docs.sourcery.ai/Reference/Python/Default-Rules/use-datetime-now-not-today/
https://docs.python.org/3/library/datetime.html#datetime.datetime.now

scripts/.sourcery.yaml

@@ -47,7 +47,6 @@ rule_settings:
   - simplify-fstring-formatting
   - simplify-generator
   - use-assigned-variable
-  - use-datetime-now-not-today
 
   rule_types:
   - refactoring

scripts/generate_release_metadata.py

@@ -36,7 +36,7 @@ def generate_metadata(
     metadata["files"] = []
     metadata["version"] = version
     metadata["machine"] = machine
-    metadata["date"] = datetime.today().strftime("%Y-%m-%d")
+    metadata["date"] = datetime.now().strftime("%Y-%m-%d")
 
     if install_script is not None:
         new_file = dict()