chore: move CIP-38 Increase maximum block, square and transaction siz… (#347)

Author: jcstein

cips/cip-038.md

@@ -4,7 +4,8 @@
 | description | Increases the maximum block size to 128MB, square size to 512, and transaction size to 8MB, enabled by a new high-throughput recovery mechanism |
 | author | Evan Forbes [@evan-forbes](https://github.com/evan-forbes), Callum Waters [@cmwaters](https://github.com/cmwaters) |
 | discussions-to | <https://github.com/celestiaorg/celestia-app/pull/4285> |
-| status | Review |
+| status | Last Call |
+| last-call-deadline | 2025-08-22 |
 | type | Standards Track |
 | category | Core |
 | created | 2025-06-23 |