Fix Pair.getRelation and .getTarget

src/pair.zig

@@ -61,11 +61,11 @@ pub fn Pair(comptime ctx: anytype) type {
         }
 
         pub fn getRelation(self: Self) Entity(ctx) {
-            return Entity(ctx).fromRaw(self.world.raw, c.ECS_PAIR_FIRST(self.raw));
+            return Entity(ctx).fromRaw(self.world, c.ECS_PAIR_FIRST(self.raw));
         }
 
         pub fn getTarget(self: Self) Entity(ctx) {
-            return Entity(ctx).fromRaw(self.world.raw, c.ECS_PAIR_SECOND(self.raw));
+            return Entity(ctx).fromRaw(self.world, c.ECS_PAIR_SECOND(self.raw));
         }
 
         // TODO: Decide whether to copy `Id` functions over?