Update CHANGELOG.rst

Updated the changelog to include an added feature "wanted_values" in the OneHotEncodingTransformer.

Author: Boluwatife28

CHANGELOG.rst

@@ -51,6 +51,10 @@ and refuse columns with nulls (raises an error directing to imputers.) `#372 <ht
 - placeholder
 - placeholder
 
+Added
+^^^^^
+- Optional wanted_levels feature has been integrated into the OneHotEncodingTransformer which allows users to specify which levels in a column they wish to encode. `#384 <https://github.com/azukds/tubular/issues/384>_`
+- Created unit tests to check if the values provided for wanted_values are as expected and if the output is as expected.
 1.4.1 (02/12/2024)
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