Merge branch 'release/0.6.0'

.deny.toml

.github/workflows/benchmarks.yml

.github/workflows/bindings_ci.yml

.github/workflows/ci.yml

.github/workflows/documentation.yml

.github/workflows/upload_coverage.yml

.github/workflows/xtask.yml

.rusty-hook.toml

ARCHITECTURE.md

CHANGES_BWI.md

CONTRIBUTING.md

Cargo.lock

Cargo.toml

README.md

RELEASING.md

benchmarks/benches/room_bench.rs

benchmarks/benches/store_bench.rs

bindings/apple/Debug-Package.swift

bindings/matrix-sdk-crypto-ffi/build.rs

bindings/matrix-sdk-crypto-ffi/src/error.rs