feat(api): add get_current_window call

Add prof_get_current_window API to retrieve the title of the currently active window, matching the titlebar display.

The feature is especially useful to track currently used plugin window.

apidocs/python/src/prof.py

@@ -835,8 +835,8 @@ def get_current_window() -> str:
 
     Returns the title of the currently active window, matching the titlebar display.
     Special cases:
-    - For MUC configuration windows, includes "config" and an asterisk if modified (e.g., "room@example.com config *").
-    - For vCard windows, includes the bare JID and an asterisk if modified (e.g., "vCard user@example.com *").
+    - For MUC configuration windows, includes "config" and an asterisk if modified (e.g., "room@example.com config \*").
+    - For vCard windows, includes the bare JID and an asterisk if modified (e.g., "vCard user@example.com \*").
 
     :return: The window title as a string.