v0.4.3

Changelog

• 1a580be: chore(release): bump version to 0.4.3 (@fcjr)
• 45952df: ci: replace dtolnay/rust-toolchain and Swatinem/rust-cache with rustup + actions/cache (@fcjr)
• 291577a: ci: test on linux arm64 (@fcjr)
• 2ff1785: release: publish snaps for the CLI and desktop app (@fcjr)