Prepare for 4.2.1 release

Author: github-actions[bot]

CHANGELOG

@@ -1,3 +1,8 @@
+Version 4.2.1 (2022-07-25)
+--------------------------
+Snowflake Loader: fix loading path used with temp creds auth method (#1002)
+Snowflake Loader: drop temp table in the first step of the load operation (#1001)
+
 Version 4.2.0 (2022-07-19)
 --------------------------
 Snowflake loader: make on_error continue when type of the incoming data is parquet (#970)

README.md

@@ -69,7 +69,7 @@ limitations under the License.
 [build-image]: https://github.com/snowplow/snowplow-rdb-loader/workflows/Test%20and%20deploy/badge.svg
 [build]: https://github.com/snowplow/snowplow-rdb-loader/actions?query=workflow%3A%22Test%22
 
-[release-image]: https://img.shields.io/badge/release-4.2.0-blue.svg?style=flat
+[release-image]: https://img.shields.io/badge/release-4.2.1-blue.svg?style=flat
 [releases]: https://github.com/snowplow/snowplow-rdb-loader/releases
 
 [license-image]: https://img.shields.io/badge/license-Apache--2-blue.svg?style=flat