Update release note 4.3.0

Author: lorenaramonda

README.md

@@ -34,6 +34,7 @@ To retrieve the data of your channel follow the official instagram doc: https://
 Changelog
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+* 4.3.0 - Fix squared imges url
 * 4.2.0 - Squared image configuration
 * 4.1.0 - Use only cropped images
 * 4.0.0 - API call optimization / Added configuration to do less call