Fix component name in changelog for 1030-remove-chrono

Co-authored-by: Thane Thomson <thane@informal.systems>

.changelog/unreleased/breaking-changes/1030-remove-chrono.md

@@ -6,6 +6,6 @@
   * Removed conversions from/to `chrono::DateTime<chrono::Utc>`.
   * Changes in error variants: removed `TimestampOverflow`, replaced with
     `TimestampNanosOutOfRange`; removed `ChronoParse`, replaced with `TimeParse`.
-- `[rpc]` Use `OffsetDateTime` and `Date` types provided by the `time` crate
+- `[tendermint-rpc]` Use `OffsetDateTime` and `Date` types provided by the `time` crate
   in query operands instead of their `chrono` counterparts.
   ([#1030](https://github.com/informalsystems/tendermint-rs/issues/1030))