Move to 0.21 changelog section

CHANGELOG.md

@@ -4,6 +4,7 @@
 
 ### Fixes
 - Fix docs generation for cross-db sources in REDSHIFT RA3 node ([#3236](https://github.com/fishtown-analytics/dbt/issues/3236), [#3408](https://github.com/fishtown-analytics/dbt/pull/3408))
+- Fix type coercion issues when fetching query result sets ([#2984](https://github.com/fishtown-analytics/dbt/issues/2984), [#3499](https://github.com/fishtown-analytics/dbt/pull/3499))
 
 ### Under the hood
 - Improve default view and table materialization performance by checking relational cache before attempting to drop temp relations ([#3112](https://github.com/fishtown-analytics/dbt/issues/3112), [#3468](https://github.com/fishtown-analytics/dbt/pull/3468))
@@ -22,7 +23,6 @@ Contributors:
 ### Fixes
 
 - Handle quoted values within test configs, such as `where` ([#3458](https://github.com/fishtown-analytics/dbt/issues/3458), [#3459](https://github.com/fishtown-analytics/dbt/pull/3459))
-- Fix type coercion issues when fetching query result sets ([#2984](https://github.com/fishtown-analytics/dbt/issues/2984), [#3499](https://github.com/fishtown-analytics/dbt/pull/3499))
 
 ### Docs