chore: update changelog

Author: yt-ms

CHANGELOG.rst

@@ -6,6 +6,7 @@ Next Release
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 * Fix: Better error on bad ModelItem constructor argument (#50)
 * Fix: Suppress archiving of downloaded workspaces by setting archive location to None (#54)
+* Fix: Add DeploymentView (#55)
 
 0.2.1 (2020-11-27)
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