[Minor] updated changelog
0.32.0
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+New: Can now record video streams as individual frames rather than video.
+Fix: Many fixes to recording, tarring, etc - improved stability.
+New: "Human" action space and observations, for tighter human-in-the-loop scenarios.
New: Titles and subtitles are now returned as part of the chat observation.
New: ObservationFromSystem to return stats on Minecraft's health (eg render/server/client ticks per second)
