Add revision info for recent session/list RFD changes (#235)

Author: benbrandt

docs/rfds/session-list.mdx

@@ -338,3 +338,4 @@ Corresponding response example:
 - **2025-10-30**: Remove session orphaning from problem statement
 - **2025-10-30**: Replace `sortBy`/`sortOrder` with `search` parameter; remove `total` count from response
 - **2025-10-31**: Update pagination: `continuationToken` → `cursor`, `nextContinuationToken` → `nextCursor`, remove `hasMore`
+- **2025-11-11**: Remove `createdAt`, `updatedAt`, and `search` filters from the request parameters