docs: mark PRICING-001 done, update roadmap

docs/roadmap/ROADMAP.yaml

@@ -13,7 +13,6 @@ notes:
   - Pre-alpha policy: we may cut or replace old features without backward compatibility until alpha is declared.
   - Alpha migration policy: once alpha is declared, compatibility only needs to move forward; backward migrations are not required.
 priority_queue:
-  - PRICING-001
   - PRICING-003
   - EXEC-002
   - PRICING-002
@@ -24,6 +23,7 @@ priority_queue:
   - BT-003
   - BT-002A
 recently_completed:
+  - PRICING-001
   - EXEC-001
   - BT-001C
   - BT-002
@@ -43,7 +43,6 @@ recently_completed:
   - CORE-002B
 states:
   backlog:
-    - PRICING-001
     - PRICING-003
     - PRICING-002
     - EXEC-002
@@ -55,6 +54,7 @@ states:
     - BT-002A
   in_progress: []
   done:
+    - PRICING-001
     - DATA-001
     - DATA-002
     - DATA-003