chore: Configure dependabot #43

Job	Run time
Check formatting	18s
cargo clippy (macOS-latest)	1m 6s
find-msrv	3s
cargo clippy (windows-latest)	1m 51s
cargo clippy (ubuntu-latest)	31s
cargo test (windows-latest)	1m 35s
cargo test (ubuntu-latest)	28s
cargo-deny aarch64-apple-darwin	34s
cargo-deny i686-pc-windows-gnu	43s
cargo-deny x86_64-pc-windows-gnu	36s
cargo-deny x86_64-unknown-linux-gnu	34s
cargo-deny i686-pc-windows-msvc	30s
cargo-deny x86_64-apple-darwin	40s
cargo-deny i686-unknown-linux-gnu	31s
cargo-deny x86_64-unknown-linux-musl	30s
cargo test (macOS-latest)	1m 11s
cargo-deny x86_64-pc-windows-msvc	30s
	12m 11s

Provide feedback