Fixup changelog entry position

Author: mirka

packages/components/CHANGELOG.md

@@ -2,6 +2,10 @@
 
 ## Unreleased
 
+### Internal
+
+-   `BaseControl`: Convert to TypeScript ([#39468](https://github.com/WordPress/gutenberg/pull/39468)).
+
 ## 19.7.0 (2022-03-23)
 
 ### Enhancements
@@ -20,7 +24,6 @@
 
 -   Delete the `composeStateReducers` utility function ([#39262](https://github.com/WordPress/gutenberg/pull/39262)).
 -   `BoxControl`: stop using `UnitControl`'s deprecated `unit` prop ([#39511](https://github.com/WordPress/gutenberg/pull/39511)).
--   `BaseControl`: Convert to TypeScript ([#39468](https://github.com/WordPress/gutenberg/pull/39468)).
 
 ### Bug Fix