📝 docs: Update gears.rst to include inherited members and document listen_modal method

Author: Paillat-dev

docs/api/gears.rst

@@ -16,11 +16,15 @@ Gear
 
 .. autoclass:: discord.gears.Gear
     :members:
-    :exclude-members: listen
+    :inherited-members:
+    :exclude-members: listen,listen_modal
 
     .. automethod:: discord.gears.Gear.listen(event, once=False)
         :decorator:
 
+    .. automethod:: discord.gears.Gear.listen_modal(predicate: lambda i: i.startswith("..."))
+        :decorator:
+
 Basic Usage
 -----------