docs(changelog): move entry to correct release

CHANGELOG.md

@@ -43,6 +43,7 @@ The following emojis are used to highlight certain changes:
 - `boxo/gateway` now correctly returns 404 Status Not Found instead of 500 when the requested content cannot be found due to offline exchange, gateway running in no-fetch (non-recursive) mode, or a similar restriction that only serves a specific set of CIDs.
 - `bitswap/client` fix memory leak in BlockPresenceManager due to unlimited map growth.
 - `bitswap/network` fixed race condition when a timeout occurred before hole punching completed while establishing a first-time stream to a peer behind a NAT
+- `bitswap`: wantlist overflow handling now cancels existing entries to make room for newer entries. This fix prevents the wantlist from filling up with CIDs that the server does not have.
 
 ## [v0.21.0]
 
@@ -59,7 +60,6 @@ The following emojis are used to highlight certain changes:
 
 - `routing/http`: the `FindPeer` now returns `routing.ErrNotFound` when no addresses are found
 - `routing/http`: the `FindProvidersAsync` no longer causes a goroutine buildup
-- `bitswap`: wantlist overflow handling now cancels existing entries to make room for newer entries. This fix prevents the wantlist from filling up with CIDs that the server does not have.
 
 ## [v0.20.0]