add class docstring to reports

redbot/cogs/reports/reports.py

@@ -23,6 +23,12 @@ log = logging.getLogger("red.reports")
 
 @cog_i18n(_)
 class Reports(commands.Cog):
+    """Create user reports that server staff can respond to.
+
+    Users can open reports using `[p]report`. These are then
+    sent to a channel in the server, where staff members can
+    respond.
+    """
     
     default_guild_settings = {"output_channel": None, "active": False, "next_ticket": 1}