Fix RLS policy syntax

supabase/migrations/20251003151137_23c72601-221b-44ed-bfdc-e28136ef802d.sql

@@ -0,0 +1,16 @@
+-- Add RLS policies for locations table to allow moderators to INSERT and UPDATE
+-- This is needed for location creation during park approval
+
+-- Moderators can insert locations during submission approval
+CREATE POLICY "Moderators can insert locations"
+ON public.locations
+FOR INSERT
+TO authenticated
+WITH CHECK (is_moderator(auth.uid()));
+
+-- Moderators can update locations
+CREATE POLICY "Moderators can update locations"
+ON public.locations
+FOR UPDATE
+TO authenticated
+USING (is_moderator(auth.uid()));