Update changelog for version 0.3.0

CHANGELOG

+0.3.0 (2023-12-12)
+Features:
+
+- Add option to limit bandwidth usage by streaming transcoded music
+- Improve player bottom sheet, in particular fling support
+
+
+Enhancements:
+
+- Refactor CoverArt.withContext().
+
+
+Bugfixes:
+
+- Fix buffering progress bar display
+- Fix landscape view induced MainActivity leak.
+- Fix Too Many Receivers exception
+
+
 0.2.1 (2023-04-18)
 Bugfixes:
 

changes/changelog.d/bandwidth-limitation.feature

-Add option to limit bandwidth usage by streaming transcoded music

changes/changelog.d/bottom-sheet.feature

-Improve player bottom sheet, in particular fling support

changes/changelog.d/coverart-withContext.enhancement

-Refactor CoverArt.withContext().

changes/changelog.d/landscape.bugfix

-Fix landscape view induced MainActivity leak.

changes/changelog.d/progress-bar-buffering.bugfix

-Fix buffering progress bar display

changes/changelog.d/too-many-receivers.bugfix

-Fix Too Many Receivers exception