chore: update CHANGELOG for version 1.8.3, highlighting key features,… #1310

Job	Run time
test (windows-latest)	16m 7s
test (macos-latest)	22m 18s
test (ubuntu-latest)	14m 58s
build-windows-installer	4m 46s
build-binaries (windows-latest, windows, amd64, goanime.exe, goanime-windows-amd64)	3m 41s
build-binaries (ubuntu-latest, linux, amd64, goanime-linux, goanime-linux-amd64)	2m 59s
build-binaries (macos-latest, darwin, arm64, goanime-darwin-arm64, goanime-darwin-arm64)	2m 23s
build-binaries (macos-latest, darwin, amd64, goanime-darwin-amd64, goanime-darwin-amd64)	3m 40s
	1h 10m 52s

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