{pre,post}-transaction-actions: fix package files filtering regression

According to DNF User's FAQ, starting with Fedora 40 filelists metadata
became optional. This caused a regression in pre and post transaction
actions plugins which rely on this information. Let's request filelists
metadata whenever the pre or post transaction actions plugin is enabled.

= changelog =
msg: Fix package files filtering in pre and post-transaction-actions plugins
type: bugfix

plugins/post-transaction-actions.py

@@ -47,6 +47,9 @@ def __init__(self, base, cli):
         self.logger = logger
 
     def config(self):
+        if "filelists" not in self.base.conf.optional_metadata_types:
+            self.base.conf.optional_metadata_types += ["filelists"]
+
         conf = self.read_config(self.base.conf)
         if conf.has_section("main"):
             if conf.has_option("main", "actiondir"):

plugins/pre-transaction-actions.py

@@ -32,6 +32,9 @@ def __init__(self, base, cli):
         self.logger = logger
 
     def config(self):
+        if "filelists" not in self.base.conf.optional_metadata_types:
+            self.base.conf.optional_metadata_types += ["filelists"]
+
         conf = self.read_config(self.base.conf)
         if conf.has_section("main"):
             if conf.has_option("main", "actiondir"):