Update CHANGELOG.md

CHANGELOG.md

@@ -13,10 +13,14 @@ Release channels have their own copy of this changelog:
 * [stable - v1.18](https://github.com/solana-labs/solana/blob/v1.18/CHANGELOG.md)
 
 <a name="edge-channel"></a>
+## [2.2.0] - Unreleased
+* Changes
+  * CLI:
+    * Add global `--skip-preflight` option for skipping preflight checks on all transactions sent through RPC. This flag, along with `--use-rpc`, can improve success rate with program deployments using the public RPC nodes.
 ## [2.1.0] - Unreleased
 * Breaking:
   * SDK:
-    * `cargo-build-sbf` and `cargo-build-bpf` have been deprecated for two years and have now been definitely removed.
+    * `cargo-build-bpf` and `cargo-test-bpf` have been deprecated for two years and have now been definitely removed.
        Use `cargo-build-sbf` and `cargo-test-sbf` instead.
   * Stake:
     * removed the unreleased `redelegate` instruction processor and CLI commands (#2213)