docs: update README paragraph on forks (#1678)

README.md

@@ -9,7 +9,9 @@
 [![codecov](https://codecov.io/gh/celestiaorg/celestia-app/branch/main/graph/badge.svg?token=CWGA4RLDS9)](https://app.codecov.io/gh/celestiaorg/celestia-app/tree/main)
 [![GitPOAP Badge](https://public-api.gitpoap.io/v1/repo/celestiaorg/celestia-app/badge)](https://www.gitpoap.io/gh/celestiaorg/celestia-app)
 
-**celestia-app** is a blockchain application built using Cosmos SDK and [celestia-core](https://github.com/celestiaorg/celestia-core) in place of Tendermint.
+celestia-app is a blockchain application built using parts of the Cosmos stack. celestia-app uses
+- [celestiaorg/cosmos-sdk](https://github.com/celestiaorg/cosmos-sdk) a fork of [cosmos/cosmos-sdk](https://github.com/cosmos/cosmos-sdk)
+- [celestiaorg/celestia-core](https://github.com/celestiaorg/celestia-core) a fork of [cometbft/cometbft](https://github.com/cometbft/cometbft)
 
 ## Diagram
 
@@ -24,7 +26,7 @@ Celestia        |  |            +      v           |  ^
 validator or    |  |                               |  |
 full consensus  |  |           Consensus           |  |
 node            |  |                               |  |
-                |  +-------------------------------+  |   celestia-core (fork of Tendermint Core)
+                |  +-------------------------------+  |   celestia-core (fork of CometBFT)
                 |  |                               |  |
                 |  |           Networking          |  |
                 |  |                               |  |