fix: chunked NIP-44 encryption for large files exceeding 65535-byte l… #41

Job	Run time
build (macos-latest, x86_64-apple-darwin)	7m 25s
build (windows-latest, x86_64-pc-windows-msvc)	11m 22s
build (ubuntu-22.04, x86_64-unknown-linux-gnu)	8m 58s
build (macos-latest, aarch64-apple-darwin)	6m 40s
build-android	16m 40s
release	17s
	51m 22s

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