Update HISTORY.md

Author: fealho

HISTORY.md

@@ -1,5 +1,15 @@
 # History
 
+## 0.3.0 - 2021-11-15
+
+This release adds support for Python 3.9 and updates dependencies to ensure compatibility with the rest
+of the SDV ecosystem.
+
+* Add support for Python 3.9 - Issue[41](https://github.com/sdv-dev/DeepEcho/issues/41) by @fealho
+* Add pip check to CI workflows internal improvements - Issue[39](https://github.com/sdv-dev/DeepEcho/issues/39) by @pvk-developer
+* Add support for pylint>2.7.2 housekeeping - Issue[33](https://github.com/sdv-dev/DeepEcho/issues/33) by @fealho
+* Add support for torch>=1.8 housekeeping - Issue[32](https://github.com/sdv-dev/DeepEcho/issues/32) by @fealho
+
 ## 0.2.1 - 2021-10-12
 
 This release fixes a bug with how DeepEcho handles NaN values.