Added Frost_Crystal consumable effect (#6540)

Also corrected price for Frost_Crystal and Squad_Prize

Fixes #6536

Thanks to @Atemo

db/re/item_db_etc.yml

@@ -34359,16 +34359,6 @@ Body:
     Name: Stops Buff Reset
     Type: Etc
     Buy: 10
-  - Id: 22566
-    AegisName: Frost_Crystal
-    Name: Last Year's Frost
-    Type: Etc
-    Buy: 20
-    Trade:
-      Override: 100
-      NoCart: true
-      NoStorage: true
-      NoGuildStorage: true
   - Id: 22589
     AegisName: Savage_Ora
     Name: Savage Ora Ora

db/re/item_db_usable.yml

@@ -45510,11 +45510,23 @@ Body:
     Type: Usable
     Script: |
       /* TODO */
+  - Id: 22566
+    AegisName: Frost_Crystal
+    Name: Last Year's Frost
+    Type: Usable
+    Buy: 10
+    Trade:
+      Override: 100
+      NoCart: true
+      NoStorage: true
+      NoGuildStorage: true
+    Script: |
+      sc_start SC_CHILL,10000,0;
   - Id: 22567
     AegisName: Squad_Prize
     Name: Expedition Award Box
     Type: Usable
-    Buy: 20
+    Buy: 5000
     Weight: 100
     Trade:
       Override: 100