fix: fix the actor in rect query

* use x2/y2 as secondary limit comparison
* return the query and not an non-initilized variable

sonic-radiance.love/core/modules/world/baseworld.lua

@@ -142,14 +142,14 @@ function BaseWorld:getActorsInRect(x, y, w, h)
   local query = {}
   local x2, y2 = x + w, y + h
   for i,v in ipairs(self.actors) do
-    if (v.x >= x) and (v.x + v.w >= x1) and
+    if (v.x >= x) and (v.x + v.w >= x2) and
-       (v.y >= y) and (v.y + v.h >= y1) then
+       (v.y >= y) and (v.y + v.h >= y2) then
 
       table.insert(query, v)
     end
   end
 
-  return v
+  return query
 end