Replace string to enum for condition on linux OS

Update release notes

jarvis/executors/guard.py

@@ -180,7 +180,7 @@ def guard_enable() -> NoReturn:
     speaker.speak(text=f"Enabled security mode {models.env.title}! I will look out for potential threats and keep you "
                        f"posted. Have a nice {util.part_of_day()}, and enjoy yourself {models.env.title}!")
     if shared.called_by_offline:
-        if models.settings.os == "Linux":
+        if models.settings.os == models.supported_platforms.linux:
             pname = (current_process().name or "offline communicator").replace('_', ' ')
             speaker.speak(text=f"Security mode cannot be enabled via {pname}, as the host "
                                "machine is running on Linux OS")

release_notes.rst

@@ -1,6 +1,18 @@
 Release Notes
 =============
 
+7.2.7 (04/10/2023)
+------------------
+- Replace string to `enum` for condition on linux OS
+- Update release notes
+
+7.2.6 (04/10/2023)
+------------------
+- Use `icalendar` to parse meetings from ICS
+- Create a wrapper for icalendar
+- Remove unwanted objects to avoid extra overhead
+- Ignore after keyword in delay functions for after keywords
+
 7.2.5 (04/09/2023)
 ------------------
 - Disable security mode trigger via offline on Linux