move sorted sets note to silver pqs

Author: bqi343

content/3_Silver/Priority_Queues.mdx

@@ -340,4 +340,10 @@ public class RoomAllocation {
 
 ## Problems
 
+<Info title="Sorted Sets">
+
+[Sorted sets](/gold/intro-sorted-sets) support all the operations of priority queues and more; however, they are rarely required for Silver and their constant factor is worse. Only one practice problem from the sorted sets module (Milk Measurement) comes from USACO Silver.
+
+</Info>
+
 <Problems problems="general" />

content/4_Gold/Intro_Sorted_Sets.mdx

@@ -15,12 +15,6 @@ redirects:
   - /silver/intro-sorted-sets
 ---
 
-<Warning>
-
-Although sorted sets might sometimes helpful for some USACO Silver, they are rarely required. Priority queues can often be used instead, and they have a better constant factor. Only one practice problem from this module is from USACO Silver (Milk Measurement).
-
-</Warning>
-
 <LanguageSection>
 
 <CPPSection>